Apurva Saksena
- Role
- Data Scientist Ii at Amazon
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About Apurva Saksena
Inquisitive learner and data science enthusiast with an eye for detail, a knack for…
Experience
Data Scientist Ii
Dec 2022 — Present
AI/ML team working on Generative AI NLP models - Leveraging deep learning based pre-training methods like Masked Language Model to improve embeddings which increases performance on downstream tasks like topic modeling, text classifiers -Implemented PEFT, CoT and IFT to fine-tune a LLM for paraphrase generation thereby increasing ParaScore and BLEU score by 8% compared to baseline paraphrase models from HuggingFace - Fine-tuned and trained sentence transformers for improving the performance of downstream tasks - Performed semi-supervised topic modeling to compare phrase vs sentence BertTopic
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