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Browse files- .gitattributes +1 -0
- README.txt +13 -0
- app.py +71 -0
- embeddings_demo.py +359 -0
- glove.6B.50d.txt +3 -0
- requirements.txt +4 -0
- test_search_bar.py +64 -0
.gitattributes
CHANGED
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@@ -33,3 +33,4 @@ saved_model/**/* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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*.zip filter=lfs diff=lfs merge=lfs -text
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*.zst filter=lfs diff=lfs merge=lfs -text
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*tfevents* filter=lfs diff=lfs merge=lfs -text
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glove.6B.50d.txt filter=lfs diff=lfs merge=lfs -text
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README.txt
ADDED
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@@ -0,0 +1,13 @@
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---
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title: Search Demo
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emoji: 🐠
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colorFrom: blue
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colorTo: pink
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sdk: streamlit
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sdk_version: 1.28.2
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app_file: app.py
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pinned: false
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license: mit
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---
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Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
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app.py
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import streamlit as st
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import numpy as np
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import numpy.linalg as la
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import pickle
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#import streamlit_analytics
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# Compute Cosine Similarity
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def cosine_similarity(x,y):
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x_arr = np.array(x)
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y_arr = np.array(y)
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return np.dot(x_arr,y_arr)/(la.norm(x_arr)*la.norm(y_arr))
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# Function to Load Glove Embeddings
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def load_glove_embeddings(file):
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print("Loading Glove Model")
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glove_model = {}
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with open(file, 'r', encoding='utf-8') as f:
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for line in f:
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values = line.split()
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word = values[0]
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vector = np.asarray(values[1:], dtype='float32')
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glove_model[word] = vector
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print("Loaded {} words".format(len(glove_model)))
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return glove_model
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# Get Averaged Glove Embedding of a sentence
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def averaged_glove_embeddings(sentence, embeddings_dict):
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words = sentence.split(" ")
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glove_embedding = np.zeros(50)
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count_words = 0
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for word in words:
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if word in embeddings_dict:
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glove_embedding += embeddings_dict[word]
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count_words += 1
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return glove_embedding/max(count_words,1)
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# Gold standard words to search from
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gold_words = ["flower","mountain","tree","car","building"]
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# Text Search
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#with streamlit_analytics.track():
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st.title("Search Based Retrieval Demo")
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st.subheader("Pass in an input word or even a sentence (e.g. jasmine or mount adams)")
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text_search = st.text_input("", value="")
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# Load glove embeddings
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glove_embeddings = load_glove_embeddings('glove.6B.50d.txt')
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# Find closest word to an input word
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if text_search:
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input_embedding = averaged_glove_embeddings(text_search, glove_embeddings)
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cosine_sim = {}
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for index in range(len(gold_words)):
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cosine_sim[index] = cosine_similarity(input_embedding, glove_embeddings[gold_words[index]])
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print(cosine_sim)
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sorted_cosine_sim = sorted(cosine_sim.items(), key = lambda x: x[1], reverse=True)
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st.write("(My search uses glove embeddings)")
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st.write("Closest word I have between flower, mountain, tree, car and building for your input is: ")
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st.subheader(gold_words[sorted_cosine_sim[0][0]] )
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st.write("")
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st.write("Demo developed by Dr. Karthik Mohan")
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embeddings_demo.py
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import streamlit as st
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import numpy as np
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import numpy.linalg as la
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import pickle
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import os
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import gdown
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from sentence_transformers import SentenceTransformer
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import matplotlib.pyplot as plt
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import math
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#import streamlit_analytics
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# Compute Cosine Similarity
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def cosine_similarity(x,y):
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"""
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Exponentiated cosine similarity
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"""
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x_arr = np.array(x)
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y_arr = np.array(y)
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if la.norm(x_arr) == 0 or la.norm(y_arr) == 0:
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return math.exp(-1)
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else:
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return math.exp(np.dot(x_arr,y_arr)/(max(la.norm(x_arr)*la.norm(y_arr),1)))
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# Function to Load Glove Embeddings
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def load_glove_embeddings(glove_path="Data/embeddings.pkl"):
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with open(glove_path,"rb") as f:
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embeddings_dict = pickle.load(f, encoding="latin1")
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return embeddings_dict
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def get_model_id_gdrive(model_type):
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if model_type == "25d":
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word_index_id = "13qMXs3-oB9C6kfSRMwbAtzda9xuAUtt8"
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embeddings_id = "1-RXcfBvWyE-Av3ZHLcyJVsps0RYRRr_2"
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elif model_type == "50d":
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embeddings_id = "1DBaVpJsitQ1qxtUvV1Kz7ThDc3az16kZ"
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word_index_id = "1rB4ksHyHZ9skes-fJHMa2Z8J1Qa7awQ9"
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elif model_type == "100d":
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word_index_id = "1-oWV0LqG3fmrozRZ7WB1jzeTJHRUI3mq"
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embeddings_id = "1SRHfX130_6Znz7zbdfqboKosz-PfNvNp"
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return word_index_id, embeddings_id
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def download_glove_embeddings_gdrive(model_type):
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# Get glove embeddings from google drive
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word_index_id, embeddings_id = get_model_id_gdrive(model_type)
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# Use gdown to get files from google drive
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embeddings_temp = "embeddings_" + str(model_type) + "_temp.npy"
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word_index_temp = "word_index_dict_" + str(model_type) + "_temp.pkl"
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# Download word_index pickle file
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print("Downloading word index dictionary....\n")
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gdown.download(id=word_index_id, output = word_index_temp, quiet=False)
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# Download embeddings numpy file
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print("Donwloading embedings...\n\n")
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gdown.download(id=embeddings_id, output = embeddings_temp, quiet=False)
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#@st.cache_data()
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def load_glove_embeddings_gdrive(model_type):
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word_index_temp = "word_index_dict_" + str(model_type) + "_temp.pkl"
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embeddings_temp = "embeddings_" + str(model_type) + "_temp.npy"
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# Load word index dictionary
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word_index_dict = pickle.load(open(word_index_temp,"rb"), encoding="latin")
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# Load embeddings numpy
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embeddings = np.load(embeddings_temp)
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return word_index_dict, embeddings
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@st.cache_resource()
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def load_sentence_transformer_model(model_name):
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sentenceTransformer = SentenceTransformer(model_name)
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return sentenceTransformer
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+
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+
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| 91 |
+
def get_sentence_transformer_embeddings(sentence, model_name="all-MiniLM-L6-v2"):
|
| 92 |
+
|
| 93 |
+
# 384 dimensional embedding
|
| 94 |
+
# Default model: https://huggingface.co/sentence-transformers/all-MiniLM-L6-v2
|
| 95 |
+
|
| 96 |
+
sentenceTransformer = load_sentence_transformer_model(model_name)
|
| 97 |
+
|
| 98 |
+
try:
|
| 99 |
+
return sentenceTransformer.encode(sentence)
|
| 100 |
+
except:
|
| 101 |
+
if model_name=="all-MiniLM-L6-v2":
|
| 102 |
+
return np.zeros(384)
|
| 103 |
+
else:
|
| 104 |
+
return np.zeros(512)
|
| 105 |
+
|
| 106 |
+
def get_result_from_gpt(sentence, gpt_model="3.5"):
|
| 107 |
+
|
| 108 |
+
### GPT Authentication ###
|
| 109 |
+
|
| 110 |
+
pass
|
| 111 |
+
|
| 112 |
+
###
|
| 113 |
+
|
| 114 |
+
def get_glove_embeddings(word, word_index_dict, embeddings, model_type):
|
| 115 |
+
"""
|
| 116 |
+
Get glove embedding for a single word
|
| 117 |
+
"""
|
| 118 |
+
|
| 119 |
+
if word.lower() in word_index_dict:
|
| 120 |
+
return embeddings[word_index_dict[word.lower()]]
|
| 121 |
+
else:
|
| 122 |
+
return np.zeros(int(model_type.split("d")[0]))
|
| 123 |
+
|
| 124 |
+
|
| 125 |
+
|
| 126 |
+
# Get Averaged Glove Embedding of a sentence
|
| 127 |
+
def averaged_glove_embeddings(sentence, embeddings_dict):
|
| 128 |
+
words = sentence.split(" ")
|
| 129 |
+
glove_embedding = np.zeros(50)
|
| 130 |
+
count_words = 0
|
| 131 |
+
for word in words:
|
| 132 |
+
word = word.lower()
|
| 133 |
+
if word.lower() in embeddings_dict:
|
| 134 |
+
glove_embedding += embeddings_dict[word.lower()]
|
| 135 |
+
count_words += 1
|
| 136 |
+
|
| 137 |
+
return glove_embedding/max(count_words,1)
|
| 138 |
+
|
| 139 |
+
|
| 140 |
+
def averaged_glove_embeddings_gdrive(sentence, word_index_dict, embeddings, model_type=50):
|
| 141 |
+
words = sentence.split(" ")
|
| 142 |
+
embedding = np.zeros(int(model_type.split("d")[0]))
|
| 143 |
+
count_words = 0
|
| 144 |
+
for word in words:
|
| 145 |
+
if word in word_index_dict:
|
| 146 |
+
embedding += embeddings[word_index_dict[word]]
|
| 147 |
+
count_words += 1
|
| 148 |
+
|
| 149 |
+
return embedding/max(count_words,1)
|
| 150 |
+
|
| 151 |
+
def get_category_embeddings(embeddings_metadata):
|
| 152 |
+
model_name = embeddings_metadata["model_name"]
|
| 153 |
+
st.session_state["cat_embed_" + model_name] = {}
|
| 154 |
+
for category in st.session_state.categories.split(" "):
|
| 155 |
+
if model_name:
|
| 156 |
+
if not category in st.session_state["cat_embed_" + model_name]:
|
| 157 |
+
st.session_state["cat_embed_" + model_name][category] = get_sentence_transformer_embeddings(category, model_name=model_name)
|
| 158 |
+
else:
|
| 159 |
+
if not category in st.session_state["cat_embed_" + model_name]:
|
| 160 |
+
st.session_state["cat_embed_" + model_name][category] = get_sentence_transformer_embeddings(category)
|
| 161 |
+
|
| 162 |
+
|
| 163 |
+
def update_category_embeddings(embedings_metadata):
|
| 164 |
+
|
| 165 |
+
get_category_embeddings(embeddings_metadata)
|
| 166 |
+
|
| 167 |
+
|
| 168 |
+
def get_sorted_cosine_similarity(input_sentence, embeddings_metadata):
|
| 169 |
+
|
| 170 |
+
categories = st.session_state.categories.split(" ")
|
| 171 |
+
cosine_sim = {}
|
| 172 |
+
if embeddings_metadata["embedding_model"] == "glove":
|
| 173 |
+
word_index_dict = embeddings_metadata["word_index_dict"]
|
| 174 |
+
embeddings = embeddings_metadata["embeddings"]
|
| 175 |
+
model_type = embeddings_metadata["model_type"]
|
| 176 |
+
|
| 177 |
+
input_embedding = averaged_glove_embeddings_gdrive(st.session_state.text_search, word_index_dict, embeddings, model_type)
|
| 178 |
+
|
| 179 |
+
for index in range(len(categories)):
|
| 180 |
+
cosine_sim[index] = cosine_similarity(input_embedding, get_glove_embeddings(categories[index], word_index_dict, embeddings, model_type))
|
| 181 |
+
else:
|
| 182 |
+
model_name = embeddings_metadata["model_name"]
|
| 183 |
+
if not "cat_embed_" + model_name in st.session_state:
|
| 184 |
+
get_category_embeddings(embeddings_metadata)
|
| 185 |
+
|
| 186 |
+
category_embeddings = st.session_state["cat_embed_" + model_name]
|
| 187 |
+
|
| 188 |
+
print("text_search = ", st.session_state.text_search)
|
| 189 |
+
if model_name:
|
| 190 |
+
input_embedding = get_sentence_transformer_embeddings(st.session_state.text_search, model_name=model_name)
|
| 191 |
+
else:
|
| 192 |
+
input_embedding = get_sentence_transformer_embeddings(st.session_state.text_search)
|
| 193 |
+
for index in range(len(categories)):
|
| 194 |
+
#cosine_sim[index] = cosine_similarity(input_embedding, get_sentence_transformer_embeddings(categories[index], model_name=model_name))
|
| 195 |
+
|
| 196 |
+
# Update category embeddings if category not found
|
| 197 |
+
if not categories[index] in category_embeddings:
|
| 198 |
+
update_category_embeddings(embeddings_metadata)
|
| 199 |
+
category_embeddings = st.session_state["cat_embed_" + model_name]
|
| 200 |
+
cosine_sim[index] = cosine_similarity(input_embedding, category_embeddings[categories[index]])
|
| 201 |
+
|
| 202 |
+
|
| 203 |
+
|
| 204 |
+
|
| 205 |
+
sorted_cosine_sim = sorted(cosine_sim.items(), key = lambda x: x[1], reverse=True)
|
| 206 |
+
|
| 207 |
+
return sorted_cosine_sim
|
| 208 |
+
|
| 209 |
+
|
| 210 |
+
def plot_piechart(sorted_cosine_scores_items):
|
| 211 |
+
sorted_cosine_scores = np.array([sorted_cosine_scores_items[index][1] for index in range(len(sorted_cosine_scores_items))])
|
| 212 |
+
categories = st.session_state.categories.split(" ")
|
| 213 |
+
categories_sorted = [categories[sorted_cosine_scores_items[index][0]] for index in range(len(sorted_cosine_scores_items))]
|
| 214 |
+
fig, ax = plt.subplots()
|
| 215 |
+
ax.pie(sorted_cosine_scores, labels = categories_sorted, autopct='%1.1f%%')
|
| 216 |
+
st.pyplot(fig) # Figure
|
| 217 |
+
|
| 218 |
+
def plot_piechart_helper(sorted_cosine_scores_items):
|
| 219 |
+
sorted_cosine_scores = np.array([sorted_cosine_scores_items[index][1] for index in range(len(sorted_cosine_scores_items))])
|
| 220 |
+
categories = st.session_state.categories.split(" ")
|
| 221 |
+
categories_sorted = [categories[sorted_cosine_scores_items[index][0]] for index in range(len(sorted_cosine_scores_items))]
|
| 222 |
+
fig, ax = plt.subplots(figsize=(3,3))
|
| 223 |
+
my_explode = np.zeros(len(categories_sorted))
|
| 224 |
+
my_explode[0] = 0.2
|
| 225 |
+
if len(categories_sorted) == 3:
|
| 226 |
+
my_explode[1] = 0.1 # explode this by 0.2
|
| 227 |
+
elif len(categories_sorted) > 3:
|
| 228 |
+
my_explode[2] = 0.05
|
| 229 |
+
ax.pie(sorted_cosine_scores, labels = categories_sorted, autopct='%1.1f%%', explode=my_explode)
|
| 230 |
+
|
| 231 |
+
return fig
|
| 232 |
+
|
| 233 |
+
def plot_piecharts(sorted_cosine_scores_models):
|
| 234 |
+
|
| 235 |
+
scores_list = []
|
| 236 |
+
categories = st.session_state.categories.split(" ")
|
| 237 |
+
index = 0
|
| 238 |
+
for model in sorted_cosine_scores_models:
|
| 239 |
+
scores_list.append(sorted_cosine_scores_models[model])
|
| 240 |
+
#scores_list[index] = np.array([scores_list[index][ind2][1] for ind2 in range(len(scores_list[index]))])
|
| 241 |
+
index += 1
|
| 242 |
+
|
| 243 |
+
if len(sorted_cosine_scores_models) == 2:
|
| 244 |
+
fig, (ax1, ax2) = plt.subplots(2)
|
| 245 |
+
|
| 246 |
+
categories_sorted = [categories[scores_list[0][index][0]] for index in range(len(scores_list[0]))]
|
| 247 |
+
sorted_scores = np.array([scores_list[0][index][1] for index in range(len(scores_list[0]))])
|
| 248 |
+
ax1.pie(sorted_scores, labels = categories_sorted, autopct='%1.1f%%')
|
| 249 |
+
|
| 250 |
+
categories_sorted = [categories[scores_list[1][index][0]] for index in range(len(scores_list[1]))]
|
| 251 |
+
sorted_scores = np.array([scores_list[1][index][1] for index in range(len(scores_list[1]))])
|
| 252 |
+
ax2.pie(sorted_scores, labels = categories_sorted, autopct='%1.1f%%')
|
| 253 |
+
|
| 254 |
+
st.pyplot(fig)
|
| 255 |
+
|
| 256 |
+
def plot_alatirchart(sorted_cosine_scores_models):
|
| 257 |
+
|
| 258 |
+
|
| 259 |
+
models = list(sorted_cosine_scores_models.keys())
|
| 260 |
+
tabs = st.tabs(models)
|
| 261 |
+
figs = {}
|
| 262 |
+
for model in models:
|
| 263 |
+
figs[model] = plot_piechart_helper(sorted_cosine_scores_models[model])
|
| 264 |
+
|
| 265 |
+
for index in range(len(tabs)):
|
| 266 |
+
with tabs[index]:
|
| 267 |
+
st.pyplot(figs[models[index]])
|
| 268 |
+
|
| 269 |
+
|
| 270 |
+
|
| 271 |
+
# Text Search
|
| 272 |
+
#with streamlit_analytics.track():
|
| 273 |
+
|
| 274 |
+
# ---------------------
|
| 275 |
+
# Common part
|
| 276 |
+
# ---------------------
|
| 277 |
+
st.sidebar.title('GloVe Twitter')
|
| 278 |
+
st.sidebar.markdown("""
|
| 279 |
+
GloVe is an unsupervised learning algorithm for obtaining vector representations for words. Pretrained on
|
| 280 |
+
2 billion tweets with vocabulary size of 1.2 million. Download from [Stanford NLP](http://nlp.stanford.edu/data/glove.twitter.27B.zip).
|
| 281 |
+
|
| 282 |
+
Jeffrey Pennington, Richard Socher, and Christopher D. Manning. 2014. *GloVe: Global Vectors for Word Representation*.
|
| 283 |
+
""")
|
| 284 |
+
|
| 285 |
+
model_type = st.sidebar.selectbox(
|
| 286 |
+
'Choose the model',
|
| 287 |
+
('25d', '50d'),
|
| 288 |
+
index=1
|
| 289 |
+
)
|
| 290 |
+
|
| 291 |
+
|
| 292 |
+
|
| 293 |
+
st.title("Search Based Retrieval Demo")
|
| 294 |
+
st.subheader("Pass in space separated categories you want this search demo to be about.")
|
| 295 |
+
#st.selectbox(label="Pick the categories you want this search demo to be about...",
|
| 296 |
+
# options=("Flowers Colors Cars Weather Food", "Chocolate Milk", "Anger Joy Sad Frustration Worry Happiness", "Positive Negative"),
|
| 297 |
+
# key="categories"
|
| 298 |
+
# )
|
| 299 |
+
st.text_input(label="Categories", key="categories",value="Flowers Colors Cars Weather Food")
|
| 300 |
+
print(st.session_state["categories"])
|
| 301 |
+
print(type(st.session_state["categories"]))
|
| 302 |
+
#print("Categories = ", categories)
|
| 303 |
+
#st.session_state.categories = categories
|
| 304 |
+
|
| 305 |
+
st.subheader("Pass in an input word or even a sentence")
|
| 306 |
+
text_search = st.text_input(label="Input your sentence", key="text_search", value="Roses are red, trucks are blue, and Seattle is grey right now")
|
| 307 |
+
#st.session_state.text_search = text_search
|
| 308 |
+
|
| 309 |
+
# Download glove embeddings if it doesn't exist
|
| 310 |
+
embeddings_path = "embeddings_" + str(model_type) + "_temp.npy"
|
| 311 |
+
word_index_dict_path = "word_index_dict_" + str(model_type) + "_temp.pkl"
|
| 312 |
+
if not os.path.isfile(embeddings_path) or not os.path.isfile(word_index_dict_path):
|
| 313 |
+
print("Model type = ", model_type)
|
| 314 |
+
glove_path = "Data/glove_" + str(model_type) + ".pkl"
|
| 315 |
+
print("glove_path = ", glove_path)
|
| 316 |
+
|
| 317 |
+
# Download embeddings from google drive
|
| 318 |
+
with st.spinner("Downloading glove embeddings..."):
|
| 319 |
+
download_glove_embeddings_gdrive(model_type)
|
| 320 |
+
|
| 321 |
+
|
| 322 |
+
# Load glove embeddings
|
| 323 |
+
word_index_dict, embeddings = load_glove_embeddings_gdrive(model_type)
|
| 324 |
+
|
| 325 |
+
|
| 326 |
+
|
| 327 |
+
|
| 328 |
+
# Find closest word to an input word
|
| 329 |
+
if st.session_state.text_search:
|
| 330 |
+
|
| 331 |
+
# Glove embeddings
|
| 332 |
+
print("Glove Embedding")
|
| 333 |
+
embeddings_metadata = {"embedding_model": "glove", "word_index_dict": word_index_dict, "embeddings": embeddings, "model_type": model_type}
|
| 334 |
+
with st.spinner("Obtaining Cosine similarity for Glove..."):
|
| 335 |
+
sorted_cosine_sim_glove = get_sorted_cosine_similarity(st.session_state.text_search, embeddings_metadata)
|
| 336 |
+
|
| 337 |
+
|
| 338 |
+
# Sentence transformer embeddings
|
| 339 |
+
print("Sentence Transformer Embedding")
|
| 340 |
+
embeddings_metadata = {"embedding_model": "transformers","model_name": ""}
|
| 341 |
+
with st.spinner("Obtaining Cosine similarity for 384d sentence transformer..."):
|
| 342 |
+
sorted_cosine_sim_transformer = get_sorted_cosine_similarity(st.session_state.text_search, embeddings_metadata)
|
| 343 |
+
|
| 344 |
+
|
| 345 |
+
# Results and Plot Pie Chart for Glove
|
| 346 |
+
print("Categories are: ", st.session_state.categories)
|
| 347 |
+
st.subheader("Closest word I have between: " + st.session_state.categories + " as per different Embeddings")
|
| 348 |
+
|
| 349 |
+
print(sorted_cosine_sim_glove)
|
| 350 |
+
print(sorted_cosine_sim_transformer)
|
| 351 |
+
#print(sorted_distilbert)
|
| 352 |
+
# Altair Chart for all models
|
| 353 |
+
plot_alatirchart({"glove_" + str(model_type): sorted_cosine_sim_glove, \
|
| 354 |
+
"sentence_transformer_384": sorted_cosine_sim_transformer})
|
| 355 |
+
#"distilbert_512": sorted_distilbert})
|
| 356 |
+
|
| 357 |
+
st.write("")
|
| 358 |
+
st.write("Demo developed by [Dr. Karthik Mohan](https://www.linkedin.com/in/karthik-mohan-72a4b323/)")
|
| 359 |
+
|
glove.6B.50d.txt
ADDED
|
@@ -0,0 +1,3 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
version https://git-lfs.github.com/spec/v1
|
| 2 |
+
oid sha256:d8f717f8dd4b545cb7f418ef9f3d0c3e6e68a6f48b97d32f8b7aae40cb31f96f
|
| 3 |
+
size 171350079
|
requirements.txt
ADDED
|
@@ -0,0 +1,4 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
gdown==4.7.1
|
| 2 |
+
sentence_transformers
|
| 3 |
+
matplotlib
|
| 4 |
+
click<=8.0.4
|
test_search_bar.py
ADDED
|
@@ -0,0 +1,64 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
import streamlit as st
|
| 2 |
+
import numpy as np
|
| 3 |
+
import numpy.linalg as la
|
| 4 |
+
import pickle
|
| 5 |
+
#import streamlit_analytics
|
| 6 |
+
|
| 7 |
+
|
| 8 |
+
# Compute Cosine Similarity
|
| 9 |
+
def cosine_similarity(x,y):
|
| 10 |
+
|
| 11 |
+
x_arr = np.array(x)
|
| 12 |
+
y_arr = np.array(y)
|
| 13 |
+
return np.dot(x_arr,y_arr)/(la.norm(x_arr)*la.norm(y_arr))
|
| 14 |
+
|
| 15 |
+
|
| 16 |
+
# Function to Load Glove Embeddings
|
| 17 |
+
def load_glove_embeddings(glove_path="Data/embeddings.pkl"):
|
| 18 |
+
|
| 19 |
+
with open(glove_path,"rb") as f:
|
| 20 |
+
embeddings_dict = pickle.load(f)
|
| 21 |
+
|
| 22 |
+
return embeddings_dict
|
| 23 |
+
|
| 24 |
+
# Get Averaged Glove Embedding of a sentence
|
| 25 |
+
def averaged_glove_embeddings(sentence, embeddings_dict):
|
| 26 |
+
words = sentence.split(" ")
|
| 27 |
+
glove_embedding = np.zeros(50)
|
| 28 |
+
count_words = 0
|
| 29 |
+
for word in words:
|
| 30 |
+
if word in embeddings_dict:
|
| 31 |
+
glove_embedding += embeddings_dict[word]
|
| 32 |
+
count_words += 1
|
| 33 |
+
|
| 34 |
+
return glove_embedding/max(count_words,1)
|
| 35 |
+
|
| 36 |
+
# Load glove embeddings
|
| 37 |
+
glove_embeddings = load_glove_embeddings()
|
| 38 |
+
|
| 39 |
+
# Gold standard words to search from
|
| 40 |
+
gold_words = ["flower","mountain","tree","car","building"]
|
| 41 |
+
|
| 42 |
+
# Text Search
|
| 43 |
+
#with streamlit_analytics.track():
|
| 44 |
+
st.title("Search Based Retrieval Demo")
|
| 45 |
+
st.subheader("Pass in an input word or even a sentence (e.g. jasmine or mount adams)")
|
| 46 |
+
text_search = st.text_input("", value="")
|
| 47 |
+
|
| 48 |
+
|
| 49 |
+
# Find closest word to an input word
|
| 50 |
+
if text_search:
|
| 51 |
+
input_embedding = averaged_glove_embeddings(text_search, glove_embeddings)
|
| 52 |
+
cosine_sim = {}
|
| 53 |
+
for index in range(len(gold_words)):
|
| 54 |
+
cosine_sim[index] = cosine_similarity(input_embedding, glove_embeddings[gold_words[index]])
|
| 55 |
+
|
| 56 |
+
print(cosine_sim)
|
| 57 |
+
sorted_cosine_sim = sorted(cosine_sim.items(), key = lambda x: x[1], reverse=True)
|
| 58 |
+
|
| 59 |
+
st.write("(My search uses glove embeddings)")
|
| 60 |
+
st.write("Closest word I have between flower, mountain, tree, car and building for your input is: ")
|
| 61 |
+
st.subheader(gold_words[sorted_cosine_sim[0][0]] )
|
| 62 |
+
st.write("")
|
| 63 |
+
st.write("Demo developed by Dr. Karthik Mohan")
|
| 64 |
+
|