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Visual field test-Methods of stimulus presentation-Kinetic perimetry Kinetic perimetry uses a mobile stimulus moved by an examiner (perimetrist) such as in Goldmann kinetic perimetry. First, a single test light of constant size and brightness is used. The test light is moved towards the center of vision from the periph... | milkshake721/2.1M-wiki-STEM |
Visual field test-Methods of stimulus presentation-In this way, kinetic perimetry is useful for mapping visual field sensitivity boundaries. It may be a good alternative for patients that have difficulty with automated perimetry, either due to difficulty maintaining constant gaze, or due to cognitive impairment. | milkshake721/2.1M-wiki-STEM |
Visual field test-Stimulus settings and photoreceptor-specific perimetry-Photopic perimetry The most commonly performed perimetry test uses white stimuli on a bright white background (photopic white-on-white testing). This tests isolated L- and M-cone function and is applied in the setting of glaucoma.
Scotopic perimet... | milkshake721/2.1M-wiki-STEM |
BioCyc database collection-BioCyc database collection-The BioCyc database collection is an assortment of organism specific Pathway/Genome Databases (PGDBs) that provide reference to genome and metabolic pathway information for thousands of organisms. As of July 2023, there were over 20,040 databases within BioCyc. SRI ... | milkshake721/2.1M-wiki-STEM |
BioCyc database collection-Categories of Databases-Based on the manual curation done, BioCyc database family is divided into 3 tiers: Tier 1: Databases which have received at least one year of literature based manual curation. Currently there are seven databases in Tier 1. Out of the seven, MetaCyc is a major database ... | milkshake721/2.1M-wiki-STEM |
BioCyc database collection-Categories of Databases-Tier 2: Databases that were computationally predicted but have received moderate manual curation (most with 1–4 months curation). Tier 2 Databases are available for manual curation by scientists who are interested in any particular organism. Tier 2 databases currently ... | milkshake721/2.1M-wiki-STEM |
BioCyc database collection-Software tools-The BioCyc website contains a variety of software tools for searching, visualizing, comparing, and analyzing genome and pathway information. It includes a genome browser, and browsers for metabolic and regulatory networks. The website also includes tools for painting large-scal... | milkshake721/2.1M-wiki-STEM |
BioCyc database collection-Use in Research-Since BioCyc Database family comprises a long list of organism specific databases and also data at different systems level in a living system, the usage in research has been in a wide variety of context. Here, two studies are highlighted which show two different varieties of u... | milkshake721/2.1M-wiki-STEM |
BioCyc database collection-Use in Research-AlgaGEM AlgaGEM is a genome scale metabolic network model for a compartmentalized algae cell developed by Gomes de Oliveira Dal’Molin et al. based on the Chlamydomonas reinhardtii genome. It has 866 unique ORFs, 1862 metabolites, 2499 gene-enzyme-reaction-association entries, ... | milkshake721/2.1M-wiki-STEM |
Creatine methyl ester-Creatine methyl ester-Creatine methyl ester is the methyl ester derivative of the amino acid creatine. It can be prepared by the esterification of creatine with methanol. | milkshake721/2.1M-wiki-STEM |
(Trimethylsilyl)methyl chloride-(Trimethylsilyl)methyl chloride-(Trimethylsilyl)methyl chloride is the organosilicon compound with the formula (CH3)3SiCH2Cl. A colorless, volatile liquid, it is an alkylating agent that is employed in organic synthesis, especially as a precursor to (trimethylsilyl)methyllithium. In the ... | milkshake721/2.1M-wiki-STEM |
TPA-023-TPA-023-TPA-023 (MK-0777) is an anxiolytic drug with a novel chemical structure, which is used in scientific research. It has similar effects to benzodiazepine drugs, but is structurally distinct and so is classed as a nonbenzodiazepine anxiolytic. It is a subtype-selective, mixed allosteric modular at the benz... | milkshake721/2.1M-wiki-STEM |
Test money-Test money-Test money (or test notes, test bills, funny money, Monopoly money) are a part of the test apparatus that are often used with currency handling equipment, such as automatic teller machines. While it is often desirable to use actual banknotes or coins in the process of testing currency handling eq... | milkshake721/2.1M-wiki-STEM |
Test money-Test money-Test money may share some or all of the characteristics of a given currency (size, paper type, paper thickness, colouring, printing characteristics, various denominations), but it also has some form of easily identifiable, non-removable, non-mutable characteristics that differentiate it from legal... | milkshake721/2.1M-wiki-STEM |
Test money-Use in television and movies-Test money is often used in television and movie production in the same fashion. | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-Minimal instruction set computer-Minimal instruction set computer (MISC) is a central processing unit (CPU) architecture, usually in the form of a microprocessor, with a very small number of basic operations and corresponding opcodes, together forming an instruction set. Such sets are c... | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-Characteristics and design philosophy-Separate from the stack definition of a MISC architecture, is the MISC architecture being defined by the number of instructions supported.
Typically a minimal instruction set computer is viewed as having 32 or fewer instructions, where NOP, RESET, a... | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-History-Some of the first digital computers implemented with instruction sets were by modern definition minimal instruction set computers.
Among these various computers, only ILLIAC and ORDVAC had compatible instruction sets.
Manchester Baby (University of Manchester, England) made its ... | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-History-Electronic Delay Storage Automatic Calculator (EDSAC, University of Cambridge, England) was the first practical stored-program electronic computer (May 1949) Manchester Mark 1 (Victoria University of Manchester, England) Developed from the Baby (June 1949) Commonwealth Scientifi... | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-History-The Manchester Baby, by the Victoria University of Manchester, was the first fully electronic computer to run a stored program. It ran a factoring program for 52 minutes on June 21, 1948, after running a simple division program and a program to show that two numbers were relativ... | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-Design weaknesses-The disadvantage of a MISC is that instructions tend to have more sequential dependencies, reducing overall instruction-level parallelism.
MISC architectures have much in common with some features of some programming languages such as Forth's use of the stack, and the ... | milkshake721/2.1M-wiki-STEM |
Minimal instruction set computer-Notable CPUs-Probably the most commercially successful MISC was the original INMOS transputer architecture that had no floating-point unit. However, many 8-bit microcontrollers, for embedded computer applications, qualify as MISC.
Each STEREO spacecraft includes two P24 MISC CPUs and tw... | milkshake721/2.1M-wiki-STEM |
GNOME Character Map-GNOME Character Map-GNOME Character Map, formerly known as Gucharmap, is a free and open-source software Unicode character map program, part of GNOME. This program allows characters to be displayed by Unicode block or script type. It includes brief descriptions of related characters and occasionally... | milkshake721/2.1M-wiki-STEM |
GNOME Character Map-History-Version 0.1 of the program was released on December 13, 2002 with basic Unicode font viewing capabilities which were slowly developed. On July 2, 2003 it was decided that Gucharmap would be included in GNOME 2.4. Two months later on September 10 version 1.0.0 was released with bug fixes and ... | milkshake721/2.1M-wiki-STEM |
Aquapet-Aquapet-Aquapets are interactive, electronic toys that were introduced in the US in 2004 by Wild Planet. They consist of a transparent, water-filled case housing a thumb-sized figure, and a base with a microchip, microphone, and speaker to register and respond to sounds made by kids or by other Aquapets. Each c... | milkshake721/2.1M-wiki-STEM |
Aquapet-History-The first three characters of the original Aquapets (Miku, also referred to as Kiko; Puku and Tu) were sold exclusively at Toys R Us stores starting in February 2004. By April of that year, the initial three figures were joined by three new characters (Kadet, Bunni and Stinga) to complete "Wave 1" which... | milkshake721/2.1M-wiki-STEM |
Aquapet-History-In October 2004, six new characters were released. "Wave 2" consisted of: Lugi, Fanga, Bebe, Pizzazz, Tabi and Blotto. In January 2005, "Wave 3" was released which included Floptopus, Snorkl, Squirt, Fuego, Likabee, and Peegee. "Wave 4" was released in August 2005, and it included Bertie, Purkle, Spangl... | milkshake721/2.1M-wiki-STEM |
Aquapet-History-In 2005, the spinoff LiquiFreaks were released. They work similar to Aquapets with two buttons, feed and zap. Another spinoff was released in 2006 called Dino-Mites, with a light in the tube that glows. They work similar to Aquapets and LiquiFreaks, but lack a microphone. | milkshake721/2.1M-wiki-STEM |
Aquapet-History-In March 2011, Wild Planet released New Aquapets - redesigned and reprogrammed versions of eight characters from previous collections, Bebe, Bertie, Bunni, Fizzie, Fretta, Harf, Puku and Squirt. New Aquapets live in tear-drop shaped cases and play three new interactive games: Memory Moov (a memory seque... | milkshake721/2.1M-wiki-STEM |
Aquapet-Reception-Aquapets were named one of the top Tech Toys of the year in the 2004 Toy Wishes magazine and were finalists in the same category on the nationally televised Ultimate Toy Awards show. They were featured in National Geographic Kids Magazine in "5 Smart Toys – the Science Behind This Season's Coolest Toy... | milkshake721/2.1M-wiki-STEM |
Fragment (logic)-Fragment (logic)-In mathematical logic, a fragment of a logical language or theory is a subset of this logical language obtained by imposing syntactical restrictions on the language. Hence, the well-formed formulae of the fragment are a subset of those in the original logic. However, the semantics of t... | milkshake721/2.1M-wiki-STEM |
Fragment (logic)-Fragment (logic)-The computational complexity of tasks such as satisfiability or model checking for the logical fragment can be no higher than the same tasks in the original logic, as there is a reduction from the first problem to the other. An important problem in computational logic is to determine f... | milkshake721/2.1M-wiki-STEM |
Title (animal)-Title (animal)-In animal husbandry and animal fancy, animals can compete in various shows and sports for titles signifying excellence. These titles vary depending on the species of the animal, the kind of show, and the country the event is held in. | milkshake721/2.1M-wiki-STEM |
Title (animal)-Dogs-Conformation Shows Dogs competing in conformation shows are eligible to win two titles. The first is best of breed, which signifies that a given animal is the best of its breed at the show. These best of breed winners then compete to win best in show. Animals that win enough best of breeds and best ... | milkshake721/2.1M-wiki-STEM |
Title (animal)-Dogs-Dog Sports Dogs competing in a variety of dog sports are eligible to earn a number of titles. Often the first, or basic tile, signifies that a given animal has displayed a competent level and capable of proceeding in a given discipline. The next title is often incremented by class, level or a Champi... | milkshake721/2.1M-wiki-STEM |
Aridification-Aridification-Aridification is the process of a region becoming increasingly arid, or dry. It refers to long term change, rather than seasonal variation.
It is often measured as the reduction of average soil moisture content.
It can be caused by reduced precipitation, increased evaporation, lowering of wa... | milkshake721/2.1M-wiki-STEM |
Buffer analysis-Buffer analysis-In geographic information systems (GIS) and spatial analysis, buffer analysis is the determination of a zone around a geographic feature containing locations that are within a specified distance of that feature, the buffer zone (or just buffer). A buffer is likely the most commonly used ... | milkshake721/2.1M-wiki-STEM |
Buffer analysis-History-The buffer operation has been a core part of GIS functionality since the original integrated GIS software packages of the late 1970s and early 1980s, such as ARC/INFO, Odyssey, and MOSS. Although it has been one of the most widely used GIS operations in subsequent years, in a wide variety of app... | milkshake721/2.1M-wiki-STEM |
Buffer analysis-Basic algorithm-The fundamental method to create a buffer around a geographic feature stored in a vector data model, with a given radius r is as follows: Single point: Create a circle around the point with radius r.
Polyline, which consists of an ordered list of points (vertices) connected by straight l... | milkshake721/2.1M-wiki-STEM |
Buffer analysis-Basic algorithm-Planar vs. geodesic distance Traditional implementations assumed the buffer was being created on a planar cartesian coordinate space (i.e., created by a map projection) using Euclidean geometry, because the mathematics and computation involved is relatively simple, which was important gi... | milkshake721/2.1M-wiki-STEM |
Buffer analysis-Basic algorithm-Options GIS software may offer variations on the basic algorithm, which may be useful in different applications: Endcaps at the end of linear buffers are rounded by default, but may be squared off or a butt end (truncated at the final vertex).
Side preference may be important, such as ne... | milkshake721/2.1M-wiki-STEM |
4-HO-DPT-4-HO-DPT-4-HO-DPT (4-hydroxy-N,N-dipropyltryptamine, Deprocin) is a substituted tryptamine with psychedelic effects. It is the 4-hydroxyl analog of dipropyltryptamine (DPT).
In 2019, Chadeayne et al. solved the crystal structure of the fumarate salt of 4-HO-DPT. The authors describe the structure as follows: "... | milkshake721/2.1M-wiki-STEM |
2-phosphosulfolactate phosphatase-2-phosphosulfolactate phosphatase-The enzyme 2-phosphosulfolactate phosphatase (EC 3.1.3.71) catalyzes the reaction (2R)-2-phospho-3-sulfolactate + H2O ⇌ (2R)-3-sulfolactate + phosphateThis enzyme belongs to the family of hydrolases, specifically those acting on phosphoric monoester ... | milkshake721/2.1M-wiki-STEM |
2-phosphosulfolactate phosphatase-Structural studies-As of late 2007, only one structure has been solved for this class of enzymes, with the PDB accession code 1VR0. | milkshake721/2.1M-wiki-STEM |
Hypersurface-Hypersurface-In geometry, a hypersurface is a generalization of the concepts of hyperplane, plane curve, and surface. A hypersurface is a manifold or an algebraic variety of dimension n − 1, which is embedded in an ambient space of dimension n, generally a Euclidean space, an affine space or a projective s... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Hypersurface-A hypersurface in a (Euclidean, affine, or projective) space of dimension two is a plane curve. In a space of dimension three, it is a surface. For example, the equation x12+x22+⋯+xn2−1=0 defines an algebraic hypersurface of dimension n − 1 in the Euclidean space of dimension n. This hypersur... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Smooth hypersurface-A hypersurface that is a smooth manifold is called a smooth hypersurface.
In Rn, a smooth hypersurface is orientable. Every connected compact smooth hypersurface is a level set, and separates Rn into two connected components; this is related to the Jordan–Brouwer separation theorem. | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-An algebraic hypersurface is an algebraic variety that may be defined by a single implicit equation of the form p(x1,…,xn)=0, where p is a multivariate polynomial. Generally the polynomial is supposed to be irreducible. When this is not the case, the hypersurface is not an alg... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-A hypersurface may have singularities, which are the common zeros, if any, of the defining polynomial and its partial derivatives. In particular, a real algebraic hypersurface is not necessarily a manifold. | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-Properties Hypersurfaces have some specific properties that are not shared with other algebraic varieties. One of the main such properties is Hilbert's Nullstellensatz, which asserts that a hypersurface contains a given algebraic set if and only if the defining polynomial of ... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-A corollary of this theorem is that, if two irreducible polynomials (or more generally two square-free polynomials) define the same hypersurface, then one is the product of the other by a nonzero constant. | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-Hypersurfaces are exactly the subvarieties of dimension n – 1 of an affine space of dimension of n. This is the geometric interpretation of the fact that, in a polynomial ring over a field, the height of an ideal is 1 if and only if the ideal is a principal ideal. In the case ... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-Real and rational points A real hypersurface is a hypersurface that is defined by a polynomial with real coefficients. In this case the algebraically closed field over which the points are defined is generally the field C of complex numbers. The real points of a real hypersur... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-If the coefficients of the defining polynomial belong to a field k that is not algebraically closed (typically the field of rational numbers, a finite field or a number field), one says that the hypersurface is defined over k, and the points that belong to kn are rational ove... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Affine algebraic hypersurface-For example, the imaginary n-sphere defined by the equation x02+⋯+xn2+1=0 is a real hypersurface without any real point, which is defined over the rational numbers. It has no rational point, but has many points that are rational over the Gaussian rationals. | milkshake721/2.1M-wiki-STEM |
Hypersurface-Projective algebraic hypersurface-A projective (algebraic) hypersurface of dimension n – 1 in a projective space of dimension n over a field k is defined by a homogeneous polynomial P(x0,x1,…,xn) in n + 1 indeterminates. As usual, homogeneous polynomial means that all monomials of P have the same degree, ... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Projective algebraic hypersurface-If one chooses the hyperplane of equation x0=0 as hyperplane at infinity, the complement of this hyperplane is an affine space, and the points of the projective hypersurface that belong to this affine space form an affine hypersurface of equation 0.
Conversely, given an ... | milkshake721/2.1M-wiki-STEM |
Hypersurface-Projective algebraic hypersurface-These two processes projective completion and restriction to an affine subspace are inverse one to the other. Therefore, an affine hypersurface and its projective completion have essentially the same properties, and are often considered as two points-of-view for the same h... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic resonance-Limbic resonance is the idea that the capacity for sharing deep emotional states arises from the limbic system of the brain. These states include the dopamine circuit-promoted feelings of empathic harmony, and the norepinephrine circuit-originated emotional states of fear, anxiety and ... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Importance and history-Lewis, Amini and Lannon first make their case by examining a story from the dawn of scientific experimentation in human development when in the thirteenth century Frederick II raised a group of infants to be completely cut off from human interaction, other than the most basic car... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Subsequent use of the term-Since the first publication of A General Theory of Love in 2000, the term limbic resonance has gained popularity with subsequent writers and researchers. The term brings a higher degree of specificity to the ongoing discourse in psychological literature concerning the importa... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Subsequent use of the term-In The Wise Heart, Buddhist teacher Jack Kornfield echoes the musical metaphor of the original definition of "limbic resonance" offered by authors Lewis, Amini and Lannon of A General Theory of Love, and correlates these findings of Western psychology with the tenets of Buddh... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic regulation-Limbic regulation, mood contagion or emotional contagion is the effect of contact with other people upon the development and stability of personality and mood. | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic regulation-Subsequent use and definitions of the term In Living a connected life (2003), Dr. Kathleen Brehony looks at recent brain research which shows the importance of proximity of others in our development. "Especially in infancy, but throughout our lives, our physical bodies are influencing... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic regulation-Limbic resonance and limbic regulation are also referred to as "mood contagion" or "emotional contagion" as in the work of Sigal Barsade. Barsade and colleagues at the Yale School of Management build on research in social cognition, and find that some emotions, especially positive one... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic revision-Limbic revision is the therapeutic alteration of personality residing in the human limbic system of the brain. | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic revision-Relation to affect regulation and limbic resonance Dr. Allan Schore, of the UCLA David Geffen School of Medicine, has explored related ideas beginning with his book Affect Regulation and the Origin of the Self published in 1994. Dr. Shore looks at the contribution of the limbic system t... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-Limbic revision-In Integrative Medicine: Principles for Practice, authors Kligler and Lee state "The empathic therapist offers a form of affect regulation. The roots of empathy — Limbic resonance — are found in the early caregiver experiences, which shape the ways the child learns to experience, share,... | milkshake721/2.1M-wiki-STEM |
Limbic resonance-In popular culture-Limbic Resonance is the title of the first episode of the Netflix series Sense8, the episode describes how eight uniquely different people from across the globe start seeing and hearing things after inexplicably seeing a vision of a woman they've never met before. | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Nasal septum perforation-A nasal septum perforation is a medical condition in which the nasal septum, the bony/cartilaginous wall dividing the nasal cavities, develops a hole or fissure. | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Nasal septum perforation-This may be brought on directly, as in the case of nasal piercings, or indirectly, as by long-term topical drug application, including intranasal ethylphenidate, methamphetamine, cocaine, crushed prescription pills, or decongestant nasal sprays, chronic epistaxis, exces... | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Signs and symptoms-A perforated septum can vary in size and location, and is usually found deep inside the nose. It may be asymptomatic, or cause a variety of signs and symptoms. Small perforations can cause a whistling noise when breathing. Larger perforations usually have more severe symptoms... | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Cause-Infective causes include syphilis, leprosy, and rhinoscleroma. Non-infective causes include cocaine abuse, an in situ foreign body, chronic use of topical nasal decongestants, methamphetamine, facial trauma, or may develop as a consequence of nasal surgery. | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Treatment-Septal perforations are managed with a multitude of options. The treatment often depends on the severity of symptoms and the size of the perforations. Generally speaking anterior septal perforations are more bothersome and symptomatic. Posterior septal perforations, which mainly occur... | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Treatment-For perforations in which anosmia, or the loss of smell, and a persistent whistling are a concern, the use of a silicone septal button is a treatment option. These can be placed while the patient is awake and usually in the clinic setting. While complications of button insertion are m... | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Treatment-For patients who desire definitive close, surgery is the only option. Prior to determining candidacy for surgical closure, the etiology of the perforation must be determined. Often this requires a biopsy of the perforation to rule out autoimmune causes. If a known cause such as cocain... | milkshake721/2.1M-wiki-STEM |
Nasal septum perforation-Treatment-For those that are determined to be medically cleared for surgery, the anatomical location and size of the perforation must be determined. This is often done with a combination of a CT scan of the sinuses without contrast and an endoscopic evaluation by an Ear Nose and Throat doctor. ... | milkshake721/2.1M-wiki-STEM |
ZooMS-ZooMS-Zooarchaeology by mass spectrometry, commonly referred to by the abbreviation ZooMS, is a scientific method that identifies animal species by means of characteristic peptide sequences in the protein collagen. ZooMS is the most common archaeological application of peptide mass fingerprinting (PMF) and can be... | milkshake721/2.1M-wiki-STEM |
ZooMS-Developmental history-ZooMS was first published in 2009 by a team of researchers from the University of York, but the term was coined later in a publication in 2010. The original aim of ZooMS was to distinguish between sheep and goat. The bones of these two closely related species are difficult to distinguish, es... | milkshake721/2.1M-wiki-STEM |
ZooMS-Developmental history-Most of the method development following the initial publication of ZooMS has focused on the extraction of collagen from the archaeological material. In the original protocol acid was used to dissolve the bone’s mineral matrix and free up the collagen. In 2011 an alternative extraction metho... | milkshake721/2.1M-wiki-STEM |
ZooMS-Developmental history-Non-destructive sampling protocols Although the ammonium bicarbonate protocol should not be considered a non-destructive method, it was followed by more ‘true’ non-destructive methods. The first of these was the eraser protocol, first tested on parchment, but later also applied to bone. The ... | milkshake721/2.1M-wiki-STEM |
ZooMS-Developmental history-A third protocol uses the same triboelectric principle. However, instead of using an eraser, this microgrid protocol employs a fine polishing film to remove very small amounts of material from a sample.The last non-destructive protocol that has been published for ZooMS is the membrane box pr... | milkshake721/2.1M-wiki-STEM |
ZooMS-Developmental history-Reference biomarkers Apart from non-destructive sampling, a second area of method development has been the expansion of reference biomarkers. To identify a species using ZooMS, a set of diagnostic biomarkers is used. These biomarkers correspond to particular fragments of the species’ collage... | milkshake721/2.1M-wiki-STEM |
ZooMS-Principle of the method-ZooMS identifies species based on differences in the amino acid composition of the collagen protein. The amino acid sequence of a species’ collagen protein is determined by its DNA and as a result like DNA, the amino acid sequence reflects a species’ evolutionary history. The greater the e... | milkshake721/2.1M-wiki-STEM |
ZooMS-Principle of the method-Protocol example A ZooMS protocol (Fig. 1) typically consists of an extraction, denaturation, digestion and filtration step, followed by mass spectrometric analysis. Various destructive and non-destructive extraction protocols have already been discussed in some detail above. The key is to... | milkshake721/2.1M-wiki-STEM |
Directory (OpenVMS command)-Directory (OpenVMS command)-In computer software, specifically the DCL command-line interface of the OpenVMS operating system, the DIRECTORY command (often abbreviated as DIR) is used to list the files inside a directory. It is analogous to the DOS dir and Unix ls commands. | milkshake721/2.1M-wiki-STEM |
Pairs trade-Pairs trade-A pairs trade or pair trading is a market neutral trading strategy enabling traders to profit from virtually any market conditions: uptrend, downtrend, or sideways movement. This strategy is categorized as a statistical arbitrage and convergence trading strategy. Pair trading was pioneered by Ge... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Pairs trade-Pairs trading strategy demands good position sizing, market timing, and decision making skill. Although the strategy does not have much downside risk, there is a scarcity of opportunities, and, for profiting, the trader must be one of the first to capitalize on the opportunity.
A notable pairs t... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Model-based pairs trading-While it is commonly agreed that individual stock prices are difficult to forecast, there is evidence suggesting that it may be possible to forecast the price—the spread series—of certain stock portfolios. A common way to attempt this is by constructing the portfolio such that the ... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Algorithmic pairs trading-Today, pairs trading is often conducted using algorithmic trading strategies on an execution management system. These strategies are typically built around models that define the spread based on historical data mining and analysis. The algorithm monitors for deviations in price, au... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Market neutrality-The pairs trade helps to hedge sector- and market-risk. For example, if the whole market crashes, and the two stocks plummet along with it, the trade should result in a gain on the short position and a negating loss on the long position, leaving the profit close to zero in spite of the lar... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Drift and risk management-Trading pairs is not a risk-free strategy. The difficulty comes when prices of the two securities begin to drift apart, i.e. the spread begins to trend instead of reverting to the original mean. Dealing with such adverse situations requires strict risk management rules, which have ... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Drift and risk management-Some other risks include: In ‘market-neutral’ strategies, you are assuming that the CAPM model is valid and that beta is a correct estimate of systematic risk—if this is not the case, your hedge may not properly protect you in the event of a shift in the markets. Note there are oth... | milkshake721/2.1M-wiki-STEM |
Pairs trade-Drift and risk management-Measures of market risk, such as beta, are historical and could be very different in the future than they have been in the past.
If you are implementing a mean reversion strategy, you are assuming that the mean will remain the same in the future as it has been in the past. When the... | milkshake721/2.1M-wiki-STEM |
Pairs trade-A simplified example-Pepsi (PEP) and Coca-Cola (KO) are different companies that create a similar product, soda pop. Historically, the two companies have shared similar dips and highs, depending on the soda pop market. If the price of Coca-Cola were to go up a significant amount while Pepsi stayed the same,... | milkshake721/2.1M-wiki-STEM |
Pairs trade-A simplified example-The reason for the deviated stock to come back to original value is itself an assumption. It is assumed that the pair will have similar business performance as in the past during the holding period of the stock. | milkshake721/2.1M-wiki-STEM |
MTERF1-MTERF1-Mitochondrial transcription termination factor 1, also known as MTERF1, is a protein which in humans is encoded by the MTERF gene.This gene encodes a mitochondrial transcription termination factor. This protein participates in attenuating transcription from the mitochondrial genome; this attenuation allow... | milkshake721/2.1M-wiki-STEM |
Dead Sea salt-Dead Sea salt-Dead Sea salt refers to salt and other mineral deposits extracted or taken from the Dead Sea. The composition of this material differs significantly from oceanic salt. | milkshake721/2.1M-wiki-STEM |
Dead Sea salt-History-Dead Sea salt was used by the peoples of Ancient Egypt and it has been utilized in various unguents, skin creams, and soaps since then. | milkshake721/2.1M-wiki-STEM |
Dead Sea salt-Mineral composition-The Dead Sea's mineral composition varies with season, rainfall, depth of deposit, and ambient temperature. Most oceanic salt is approximately 85 wt.% sodium chloride (the same salt as table salt) while Dead Sea salt is only 30.5 wt.% of this, with the remainder composed of other dried... | milkshake721/2.1M-wiki-STEM |
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