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Evidence-based education-History-NCLB in the US was replaced in 2015 by the Every Student Succeeds Act (ESSA) that replaced "scientifically based research" with "evidence-based interventions" (any "activity, strategy, or intervention that shows a statistically significant effect on improving student outcomes or other r... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-History-Tier 2 – Moderate Evidence: supported by one or more well-designed and well-implemented quasi-experimental studies.
Tier 3 – Promising Evidence: supported by one or more well-designed and well-implemented correlational studies (with statistical controls for selection bias). | milkshake721/2.1M-wiki-STEM |
Evidence-based education-History-Tier 4 – Demonstrates a Rationale: practices that have a well-defined logic model or theory of action, are supported by research, and have some effort underway by state educational agencies (SEA), local educational agencies (LEA), or outside research organization to determine their effe... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-History-In 2017 the British Educational Research Association (BERA) examined the role of universities in professional development, focusing especially on teacher education and medical education.Critics continue, saying "Education research is great but never forget teaching is a complex art form... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Reception-Acceptance Since many educators and policy makers are not experienced in evaluating scientific studies and studies have found that "teachers' beliefs are often guided by subjective experience rather than by empirical data", several non-profit organizations have been created to critica... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Reception-EBP has not been readily adopted in all parts of the education field, leading some to suggest the K-12 teaching profession has suffered a loss of respect because of its science-aversive culture and failure to adopt empirical research as the major determinant of its practices. Speaking... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Reception-Critics and skeptics Skeptics point out that EBP in medicine often produces conflicting results, so why should educators accept EBP in education. Others feel that EBE "limits the opportunities for educational professionals to exert their judgment about what is educationally desirable ... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Reception-Philosophical concerns Some of the criticisms about evidence-based approaches to education relate to concerns about the generalisability of educational research, specifically that research findings are context dependent and that it is difficult to generalise findings from one context ... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Reception-Meta-analysis A meta-analysis is a statistical analysis that combines the results of multiple scientific studies. A concern of some researchers is the unreliability of some of these reports due to mythological features. For example, it is suggested that some meta-analyses findings are... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-The following organizations evaluate research on educational programs, or help educators to understand the research. | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Best Evidence Encyclopedia (BEE) Best Evidence Encyclopedia (BEE) is a free website created by the Johns Hopkins University School of Education's Center for Data-Driven Reform in Education (established in 2004) and is funded by the Institute of Education Science... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-BEE selects reviews that meet consistent scientific standards and relate to programs that are available to educators.Educational programs in the reviews are rated according to the overall strength of the evidence supporting their effects on students as determine... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-The review concludes that a) outcomes were positive for one-to-one tutoring, b) outcomes were positive but not as large for one-to-small group tutoring, c) there were no differences in outcomes between teachers and teaching assistants as tutors, d) technology-su... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-The site also offers a newsletter, originated by Robert Slavin the former Director of the Center for Research and Reform in Education, containing information on education around the world. The issue for January 28, 2021 has a chart showing that proven tutoring p... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Blueprints for healthy youth development Blueprints for Healthy Youth Development, University of Colorado Boulder, offers a registry of evidence-based interventions with "the strongest scientific support" that are effective in promoting a healthy course of actio... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Evidence for ESSA Evidence for ESSA began in 2017 and is produced by the Center for Research and Reform in Education (CRRE) at Johns Hopkins University School of Education, Baltimore, MD. It is reported to have received "widespread support ", and offers free up-... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Evidence-based PK-12 programs There are three program categories 1) whole class, 2) struggling readers and 3) English learners. Programs can be filtered by a) ESSA evidence rating (strong, moderate, and promising), b) school grade, c) community (rural, suburban,... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-For example, as of June 2020 there were 89 reading programs in the database. After filtering for strong results, grades 1–2, and free and reduced-price lunches, 23 programs remain. If it is also filter for struggling readers, the list is narrowed to 14 programs.... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Social programs that work and Straight Talk on Evidence Social programs that work and Straight Talk on Evidence are administered by the Arnold Ventures LLC's evidence-based policy team, with offices in Houston, Washington, D.C., and New York City. The team is co... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Social programs that work evaluates programs according to their RCTs and gives them one of three ratings: Top Tier: Programs with two or more replicable and well conducted RCTs (or one multi-site RTC), in a typical community settings producing sizable sustained ... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Suggestive Tier: Programs appearing to be a strong candidate with some shortcomings. They produce sizeable positive effects based on one or more well conducted RCTs (or studies that almost meet this standard); however, the evidence is limited by factors such as ... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Straight Talk on Evidence seeks to distinguish between programs that only claim to be effective and other programs showing credible findings of being effective. It reports mostly on randomized controlled trial (RCT) evaluations, recognizing that RCTs offer no gu... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-What Works Clearinghouse (WWC) What Works Clearinghouse (WWC) of Washington, DC, was established in 2002 and evaluates numerous educational programs in twelve categories by the quality and quantity of the evidence and the effectiveness. It is operated by the fed... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Practice guides, tutorials, videos and webinars Practice guides with recommendations are provided covering a wide variety of subjects such as Using Technology to Support Postsecondary Student Learning and Assisting Students Struggling with Reading, etc. Other re... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Reviews of individual studies Individual studies are available that have been reviewed by WWC and categorized according to the evidence tiers of the United States Every student succeeds act (ESSA). Search filters are available for the following: WWC ratings (e.g... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-The resulting list of programs can then be sorted by a) evidence of effectiveness, or b) alphabetically, or c) school grades examined. It is also possible to select individual programs to be compared with each other; however it is advisable to recheck each indiv... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-The following chart, updated in July 2020, shows some programs that had "strong evidence" of a "positive effect on outcomes" in the areas specified. The results may have changed since that time, however current information is available on the WWC website, includ... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Other sources of information The British Educational Research Association (BERA) claims to be the home of educational research in the United Kingdom. It is a membership association that aims to improve the knowledge of education by advancing research quality, ca... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-The International Initiative for Impact Evaluation (3ie) is a registered non-governmental organisation, since 2008, with offices in New Delhi, London and Washington, DC. Its self-described vision is to improve lives through evidence-informed action in developing... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-National Foundation for Educational Research (NFER) is a non-profit research and development organization based in Berkshire, England. It produces independent research and reports about issues across the education system, such as Using Evidence in the Classroom:... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-ResearchED, a U.K. based non-profit since 2013 has organized education conferences around the world (e.g. Africa, Australia, Asia, Canada, the E.U., the Middle East, New Zealand, the U.K. and the U.S.) featuring researchers and educators in order to "promote col... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Research sources and information-Research 4 Schools, University of Delaware is supported by the Institute of Education Sciences, U.S. Department of Education and offers peer-reviewed research about education. | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Evidence-based learning techniques-The following are some examples of evidence-based learning techniques. | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Evidence-based learning techniques-Spaced repetition Spaced repetition is a theory that repetitive training that includes long intervals between training sessions helps to form long-term memory. It is also referred to as spaced training, spacing effect and spaced learning). Such training has be... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Evidence-based learning techniques-Errorless learning Errorless learning was an instructional design introduced by psychologist Charles Ferster in the 1950s as part of his studies on what would make the most effective learning environment. B. F. Skinner was also influential in developing the te... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Evidence-based learning techniques-Interest from psychologists studying basic research on errorless learning declined after the 1970s. However, errorless learning attracted the interest of researchers in applied psychology, and studies have been conducted with both children (e.g., educational s... | milkshake721/2.1M-wiki-STEM |
Evidence-based education-Evidence-based learning techniques-N-back training The n-back task is a continuous performance task that is commonly used as an assessment in cognitive neuroscience to measure a part of working memory and working memory capacity. The n-back was introduced by Wayne Kirchner in 1958.A 2008 resear... | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Central giant-cell granuloma-Central giant-cell granuloma (CGCG) is a localised benign condition of the jaws. It is twice as common in females and is more likely to occur before age 30. Central giant-cell granulomas are more common in the anterior mandible, often crossing the midline and ca... | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Signs and symptoms-CGCG is the most common giant cell lesion of the jaws. These lesions are localised fibrous tissue tumours which contain osteoclasts and are usually several centimetres across. Frequently, a painless swelling that grows and expands rapidly is present. This growth can also ... | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Signs and symptoms-Noonan syndrome Multiple CGCGs can be found in individuals with Noonan syndrome. Mutations in PTPN11 or RAS pathway genes are seen. | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Diagnosis-Radiographically, CGCGs have a rounded cyst-like radiolucent area with a well-defined margin with 53% showing scalloped margins. They can have a multilocular (honeycomb or soap bubble) appearance.Histologically similar to brown tumour found in hyperparathyroidism. Biochemical inve... | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Diagnosis-Histology of CGCG shows a lobulated mass composed of vascular connective tissue and multinucleated giant cells (osteoclasts). The giant cells may be diffusely located throughout the lesion or focally aggregate in the lesion, often clustered around hemorrhagic areas hemosiderin dep... | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Diagnosis-Differential diagnosis Odontogenic keratocyst Ameloblastoma Odontogenic myxoma Hemangioma Central odontogenic fibroma Brown tumour of hyperparathyroidism Cherubism Aneurysmal bone cysts | milkshake721/2.1M-wiki-STEM |
Central giant-cell granuloma-Treatment-The treatment for enlarged CGCG is usually thorough curettage. Recurrence ranges from 15%–20%, second curettage is sufficient to prevent further recurrence. Rapidly growing tumours are more likely to recur and can sometimes require full excision with surrounding bone. Large lesion... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Diiminopyridine-Diiminopyridines (DIP, also known a pyridine diimines, PDIs) are a class of diimine ligands. They featuring a pyridine nucleus with imine sidearms appended to the 2,6–positions. The three nitrogen centres bind metals in a tridentate fashion, forming pincer complexes. Diiminopyridines are... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Synthesis and properties of DIP ligands-Many DIPs have been prepared. They are synthesized by Schiff base condensation of commercially available 2,6-diacetylpyridine or 2,6-diformylpyridine with two equivalents of substituted anilines. Using substituted anilines, complexes one can obtain DIPs with diver... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Synthesis and properties of DIP ligands-Effect of steric bulk Depending on its steric bulk, DIP ligands form complexes of 2:1 and 1:1 ratios, M(DIP)Lx and M(DIP)2, respectively. The 2:1 complexes occur for unhindered DIP ligands. Although such complexes are coordinatively saturated, they have been studi... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Fe and Co complexes-The reduction of the Fe(II)(DIP)X2 with sodium amalgam under nitrogen yields a square-pyramidal bis(nitrogen) complex Fe(II)(DIP)(N2)2. This complex is a useful precursor to other derivatives by exchange of the dinitrogen ligands, e.g. with H2 and CO, to give the monohydrogen or dica... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Fe and Co complexes-The reactivity of cobalt- and iron-DIP complexes are similar. Cobalt DIP complexes with azide ligands have been shown to lose N2 to give reactive nitrido complexes that undergo C-H activation of benzylic sites of the aryl substituents. The resulting cyclometalated amide adopt a rough... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Noninnocence of DIP complexes-The highly conjugated ligand framework of bis(imino)pyridine stabilizes metals in unusual oxidation states. The ability of the neutral complex to accept up to three electrons leads to ambiguity about the oxidation states of the metal center. The complex Fe(DIP)(N2)2 complex... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Noninnocence of DIP complexes-This non-innocent behavior allows iron-DIP complexes to participate in 2e redox reactions, which is a pattern more usually seen for complexes of platinum group metals. | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Catalytic reactions of M-DIP complexes-The catalytic properties of DIP complexes of Fe, Co, and Ni have attracted much attention. In principle, catalyst derived from "base metals" are preferred to noble transition metal catalysis due to low environmental impact and cost effectiveness. Furthermore, owing... | milkshake721/2.1M-wiki-STEM |
Diiminopyridine-Variations of DIP ligands-In N-heterocyclic carbene variations of the diiminopyridine complex, the pyridine or imine substituents is replaced with an NHC group. The aryl substituted bis(imino)NHC complexes produce tridentate ligands, while the pyridine exchanged NHC forms exclusively bidentate complexes... | milkshake721/2.1M-wiki-STEM |
Physical security information management-Physical security information management-Physical security information management (PSIM) is a category of software that provides a platform and applications created by middleware developers, designed to integrate multiple unconnected security applications and devices and control... | milkshake721/2.1M-wiki-STEM |
Physical security information management-Physical security information management-A complete PSIM software system has six key capabilities: Collection: Device management independent software collects data from any number of disparate security devices or systems.
Analysis: The system analyzes and correlates the data, e... | milkshake721/2.1M-wiki-STEM |
Physical security information management-PSIM-based integration-A key differential between PSIM based integration and other forms of physical security system integration is the ability for a PSIM platform to connect systems at a data level, contrasting other forms of integration which interface a limited number of prod... | milkshake721/2.1M-wiki-STEM |
Physical security information management-PSIM-based integration-To be connected with other technologies, is an important feature of any basic PSIM as is the capability to integrate with Open Industry Standards such as (PSIA, ONVIF, ODBC, etc.) Security systems typically integrated into a PSIM solution include: Access c... | milkshake721/2.1M-wiki-STEM |
Physical security information management-Operator guidance-PSIM solutions manage all of the data produced by the various security applications (where the security application manufacturers API or SDK allows), and aggregates them to produce meaningful intelligence. This in turn is converted to create graphical situation... | milkshake721/2.1M-wiki-STEM |
Physical security information management-Typical deployments-PSIM solutions can be found in a wide range of industry and government sectors across the globe. The following are industries where PSIM deployments can be found; Corporate enterprise Critical national infrastructure protection Education Energy, oil & gas Hea... | milkshake721/2.1M-wiki-STEM |
Physical security information management-Industry bodies-Open Network Video Interface Forum (ONVIF): open industry forum for the development of a global standard for the interface of IP-based physical security products Physical Security Interoperability Alliance (PSIA): a global consortium physical security manufacture... | milkshake721/2.1M-wiki-STEM |
Timer coalescing-Timer coalescing-Timer coalescing is a computer system energy-saving technique that reduces central processing unit (CPU) power consumption by reducing the precision of software timers used for synchronization of process wake-ups, minimizing the number of times the CPU is forced to perform the relative... | milkshake721/2.1M-wiki-STEM |
Timer coalescing-Implementations of timer coalescing-The Linux kernel gained support for deferrable timers in 2.6.22, and controllable "timer slack" for threads in 2.6.28 allowing timer coalescing.
Timer coalescing has been a feature of Microsoft Windows from Windows 7 onward.
Apple's XNU kernel based OS X gained suppo... | milkshake721/2.1M-wiki-STEM |
Help & Manual-Help & Manual-Help & Manual is a Windows-based help authoring tool published by EC Software, a company based in Austria. | milkshake721/2.1M-wiki-STEM |
Help & Manual-Help & Manual-Like many help authoring tools, Help & Manual allows the writer to create a single source text which it then converts to a number of target formats. In this case, the author creates the source text using an editor built into the Help & Manual program. The text, along with the user's ... | milkshake721/2.1M-wiki-STEM |
Help & Manual-Version history-Version 7.0 of Help & Manual was released June 2015. It supports the following output formats: PDF Compiled HTML HTML Web Page Visual Studio Help Microsoft Word eBook (Windows executable containing an embedded viewer) ePUB e-books Amazon Kindle e-books Printed manualsVersion 4.x of Hel... | milkshake721/2.1M-wiki-STEM |
Help & Manual-Version history-Version 5.x of Help & Manual contains a completely redesigned Ribbon interface, and permits multiple users to collaborate and work on a single help project at the same time.
Version 6.x of Help & Manual has a slightly modified user interface and adds support for the ePUB publishing for... | milkshake721/2.1M-wiki-STEM |
Help & Manual-Version history-The program comes bundled with several tools, including a screenshot capture tool, a graphics program with functions for editing and enhancing screenshots, a help context tool for managing, importing and exporting help context numbers, a "print manual designer" for creating and editing... | milkshake721/2.1M-wiki-STEM |
Help & Manual-Version history-3.x - used RTF-based source files with a .HM3 extension.
4.x - uses XML-based source files with a .HMX extension 5.x - uses XML-based source files with a .HMXZ extension 6.x - project source files compatible with version 5 7.x - project source files compatible with version 5 and 6 | milkshake721/2.1M-wiki-STEM |
Sirukumab-Sirukumab-Sirukumab (INN, USAN) (developmental code name CNTO-136, tentative brand name Plivensia) is a human monoclonal antibody designed for the treatment of rheumatoid arthritis. It acts against the proinflammatory cytokine Interleukin 6 (IL-6).Sirukumab is currently under development by Johnson & Johnson'... | milkshake721/2.1M-wiki-STEM |
Sirukumab-Clinical trials-Rheumatoid arthritis It has started clinical trials. and reported some phase II results.In December 2015 three phase III trials (SIRROUND-D, -H and -T) were collecting data.
By Feb 2017 SIRROUND-D was considered to have met both co-primary endpoints.
Other The drug was previously under develop... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Audioprosthology-Audioprosthology is the profession of the fitting of a hearing aid, or auditory prosthesis. An audioprosthologist is defined as “an aid-fitting specialist who has completed a course in audioprosthology.” This term was adopted by a group of hearing instrument specialists and the Interna... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Definition-The roots of the term make its definition self-explanatory: audio for hearing, prosthetic for device, and ology for science. “Audio” as used in both “audiology” and “audioprosthology,” is derived from the Latin term “audire,” which means “to hear,” and is commonly used in numerous other Engl... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Origins-Founded in 1976 by Harold Williams, EdD, and Robert Briskey, the ACA program was developed in response to a need for advanced training for hearing instrument specialists. The name was believed to be an accurate description of the course of study – the application of prostheses, that is hearing ... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Origins-In 1993 the International Hearing Society (IHS) assumed control of the curriculum and applied to the American Council on Education (ACE) for an assessment of the program's university credit equivalence. ACE determined that completion of the ACA course of study was the equivalent of 15 upper lev... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Origins-Hearing aid specialists have typically learned their profession through an apprenticeship in that they're trained and supervised by another licensed individual. When qualified they take their state's examination, and upon passing, they're granted a license to practice. This apprenticeship provi... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Purpose-The ACA Program is an opportunity for adult learners to supplement their skill set with the knowledge and theoretical background that could move them to a higher level of proficiency and professionalism, that is, to an advanced practice status. The use of the term audioprosthologist is a privil... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Purpose-The intent of the American Council on Education (ACE) process was to provide an opportunity for practitioners to gain access to a college degree through lifelong learning and workplace skills. The ACA Program has been determined to be equivalent to 15 semester hours of upper level baccalaureate... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Purpose-The ACA Program embraces the concept that working adults should have access to academic credit for formal courses and examinations taken outside traditional degree programs with 100% relevance to their chosen careers. Institutions of higher learning embrace these non-traditional approaches beca... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Course of Study-The ACA educational program contains five courses structured to conform to a semester-hour format common to universities. Each of the five courses is held over three two-day sessions (weekends) for a total of 42 classroom hours per course. The core faculty consists of individuals with e... | milkshake721/2.1M-wiki-STEM |
Audioprosthology-Course of Study-Students are required to attend all classes and complete all class assignments with a grade of 70% or better. Failure requires that the course be repeated. Official transcripts are available to each student who completes the ACA through the ACE Transcript Services in Washington, DC. | milkshake721/2.1M-wiki-STEM |
Astrolinguistics-Astrolinguistics-Astrolinguistics is a field of linguistics connected with the search for extraterrestrial intelligence (SETI). | milkshake721/2.1M-wiki-STEM |
Astrolinguistics-Early Soviet experiments-Arguably the first attempt to construct a language for interplanetary communication was the AO language created by the anarchist philosopher Wolf Gordin (brother of Abba Gordin) in his books Grammar of the Language of the Mankind AO (1920) and Grammar of the Language AO (1924),... | milkshake721/2.1M-wiki-STEM |
Astrolinguistics-Freudenthal's LINCOS-An integral part of the SETI project in general is research in the field of the construction of messages for extraterrestrial intelligence, possibly to be transmitted into space from Earth. As far as such messages are based on linguistic principles, the research can be considered t... | milkshake721/2.1M-wiki-STEM |
Astrolinguistics-Ollongren's LINCOS-The concept astrolinguistics in scientific research was coined as such, also with a view towards message construction for ETI, in 2013 in the monograph Astrolinguistics: Design of a Linguistic System for Interstellar Communication Based on Logic, written by the astronomer and compute... | milkshake721/2.1M-wiki-STEM |
Window dresser-Window dresser-Window dressers are retail workers who arrange displays of goods in shop windows or within a shop itself. Such displays are themselves known as "window dressing". They may work for design companies contracted to work for clients or for department stores, independent retailers, airport or h... | milkshake721/2.1M-wiki-STEM |
Window dresser-Notable window dressers-Diane Arbus’s father David Nemerov was a window dresser at her mother Gertrude's Fifth Avenue department store, Russeks, before they married.
Giorgio Armani, the fashion designer, once worked as a window dresser.
David Bailey, British photographer Roseanne Barr worked as a waitres... | milkshake721/2.1M-wiki-STEM |
Window dresser-Notable window dressers-Henry Talbot worked as a department store window-dresser in London in the 1930s before being shipped to Australia on the Dunera, where he became a fashion photographer and partner in business of Helmut Newton Hans Hermann Weyer, a German seller of fraudulent nobility and academics... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-RCA Spectra 70-The RCA Spectra 70 was a line of electronic data processing (EDP) equipment manufactured by the Radio Corporation of America’s computer division beginning in April 1965. The Spectra 70 line included several CPU models, various configurations of core memory, mass-storage devices, terminal e... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-RCA Spectra 70-Competition in the mainframe market was fierce, and in 1971 the company sold the computer division and the Spectra 70 line to Sperry Rand, taking a huge write down in the process. | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-System overview-Five models of the Spectra 70 CPU were announced around 1965, ranging from a small system (70/15) to the large scale (70/55). Some of the main features were: The systems were upward-compatible, allowing programs written for a smaller model to run on any larger machine in the series.
Large... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-System overview-Simultaneous input and output was accomplished by the use of intelligent communication channels. Like the IBM 360, two types of channel were available (on all but the 70/15): selector channels which could address up to 256 devices (one at a time), and multiplexer channels (not on the 70/1... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-Model 70/15 The RCA Model 70/15 (1965) was a discrete small-scale processor that could still support a variety of applications. Memory limitations and relatively low processing speed made its use as a stand-alone computer system somewhat impractical. It implemented a small subset of 25 instruction... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-The 70/15 was often used as a satellite processor for larger systems or used as an intelligent terminal for remote job entry. Typical applications of a satellite processor would include card-to-tape conversion, card/tape-to-printer report generation, tape-to-card punching, input pre-processing and... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-Model 70/25 The RCA Model 70/25 (1965) was a discrete small-to-medium scale computer system that supported a wider variety of applications, including use as a free standing system. In large installations, the 70/25 might also be used as a subsystem in a multi-processor complex. High throughput was... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-Model 70/35 The RCA Model 70/35 was the fifth in the series of Spectra computers that was announced in September 1965 (first delivery in 1966). It was a medium-scale computer combining third-generation technology (including integrated circuits) and speed in an efficient low-cost data system. The S... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-It was used by the Oklahoma State-Wide Computer Science System, starting in 1966, to connect remote RCA 301 computers in 8 cities to host Vocational-Technical Education in computer science, which was the first state-sponsored program set up exclusively to train data processing personnel. The stude... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-With a communications multiplexer, the 70/45 could accommodate up to 256 communication lines for interactive use as well as batch processing. Thus, the 70/45 was ideal as the core of a multi-system installation. The 70/45 was one of the first computer systems to use monolithic integrated circuits ... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-Memory capacity for the 70/45 ranged from a minimum of 16,384 bytes (16 KB) to 262,144 bytes (256 KB). The memory cycle time was 1.44 microseconds to access two bytes (one half word) of information.
Weighed 1,900–2,700 pounds (860–1,220 kg). | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-Model 70/46 The RCA Model 70/46 (1967) is a modified version of the 70/45 with an added virtual memory capability. Advertisements for this computer as a timesharing machine referred to it as the Octoputer.Programs can run in either 70/45 mode—without virtual memory—or in 70/46 mode with virtual me... | milkshake721/2.1M-wiki-STEM |
RCA Spectra 70-Models-Model 70/55 The RCA Model 70/55 (1966) was a medium-to-large scale processor with excellent processor characteristics well suited to both scientific and large-scale commercial processing. The 70/55 maintained a high-throughput capability by offering up to 14 simultaneous job-streams. Like the 70/4... | milkshake721/2.1M-wiki-STEM |
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