update README.md

Author: rohitc5

README.md

@@ -156,7 +156,7 @@ Here is the architecture of `Ask Question/Doubt` component:
   $ bash finetune_qa.sh
 ```
 
-- Perform Post Training Optimization using IPEX, Intel® Neural Compressor and run the bennchmark for comparison with Pytorch(Base)-FP32
+- Perform Post Training Optimization of Extractive QA model using IPEX (Intel® Extension for Pytorch), Intel® Neural Compressor and run the bennchmark for comparison with Pytorch(Base)-FP32
 
 ```python
   # modify the params in pot_benchmark_qa.sh
@@ -200,7 +200,7 @@ Here is the architecture of `Ask Question/Doubt` component:
 
 ```
 
-- Train/Infer/Benchmark TFIDF Embedding model for Scikit-Learn (Base) vs Intel® Extension for Scikit-Learn
+- Train/Infer/Benchmark TFIDFVectorizer Embedding model for Scikit-Learn (Base) vs Intel® Extension for Scikit-Learn
 
 ```python
   $ cd nlp/feature_extractor

nlp/README.md

@@ -1,5 +1,5 @@
 
-# Preprocess course dataset (To maintain minimum text length of each subtitle)
+## Preprocess course dataset (To maintain minimum text length of each subtitle)
 
 - Run the `preprocess_subtitle.py` script
 
@@ -9,7 +9,7 @@
    $ python preprocess_subtitle.py --course_dir=../../dataset/courses --min_text_len=500
 ```
 
-# Perform Basic EDA on course dataset
+## Perform Basic EDA on course dataset
 
 - Run the `run_eda.py` script