Search Results for author: Lakshya Kumar

Found 8 papers, 0 papers with code

Learning-To-Embed: Adopting Transformer based models for E-commerce Products Representation Learning

no code implementations7 Dec 2022 Lakshya Kumar, Sreekanth Vempati

For both the tasks, we collect an evaluation data from the fashion e-commerce platform and observe that XLNET model outperform other variants with a MRR of 0. 5 for NPR and NDCG of 0. 634 for CR.

Product Recommendation Representation Learning +1

ListBERT: Learning to Rank E-commerce products with Listwise BERT

no code implementations30 Jun 2022 Lakshya Kumar, Sagnik Sarkar

Our experiments indicate that the RoBERTa model fine-tuned with an NDCG based surrogate loss function(approxNDCG) achieves an NDCG improvement of 13. 9% compared to other popular listwise loss functions like ListNET and ListMLE.

Knowledge Distillation Learning-To-Rank

Neural Search: Learning Query and Product Representations in Fashion E-commerce

no code implementations17 Jul 2021 Lakshya Kumar, Sagnik Sarkar

For the product retrieval task, RoBERTa model is able to outperform other two models with an improvement of 164. 7% in Precision@50 and 145. 3% in Recall@50.

Retrieval

Deep Contextual Embeddings for Address Classification in E-commerce

no code implementations6 Jul 2020 Shreyas Mangalgi, Lakshya Kumar, Ravindra Babu Tallamraju

Once pre-trained, the RoBERTa model can be fine-tuned for various downstream tasks in supply chain like pincode suggestion and geo-coding.

Classification General Classification +1

"Having 2 hours to write a paper is fun!": Detecting Sarcasm in Numerical Portions of Text

no code implementations6 Sep 2017 Lakshya Kumar, Arpan Somani, Pushpak Bhattacharyya

We analyze the challenges of the problem, and present Rule-based, Machine Learning and Deep Learning approaches to detect sarcasm in numerical portions of text.

BIG-bench Machine Learning Sarcasm Detection +1

Sentiment Intensity Ranking among Adjectives Using Sentiment Bearing Word Embeddings

no code implementations EMNLP 2017 Raksha Sharma, Arpan Somani, Lakshya Kumar, Pushpak Bhattacharyya

Identification of intensity ordering among polar (positive or negative) words which have the same semantics can lead to a fine-grained sentiment analysis.

Sentiment Analysis Word Embeddings

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