Update app.py

app.py

@@ -2,16 +2,12 @@ import streamlit as st
 import time
 import pandas as pd
 import numpy as np
-import plotly.express as px
-from plotly.subplots import make_subplots
-import plotly.graph_objects as go
-import matplotlib.pyplot as plt
+
 
 #pip install -U sentence-transformers
 
 from sentence_transformers import SentenceTransformer, util
-import numpy as np
-import pandas as pd
+
 
 # Load document embeddings
 doc_emb = np.loadtxt("abstract-embed.txt", dtype=float)