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Bhargav Bhushanam

6 accepted papers

2025

MQuAKE-Remastered: Multi-Hop Knowledge Editing Can Only Be Advanced with Reliable Evaluations

ICLR 2025spotlight

Large language models (LLMs) can give out erroneous answers to factually rooted questions either as a result of undesired training outcomes or simply because the world has moved on after a certain knowledge cutoff date. Under such scenarios, *knowledge editing* often comes to the rescue by deliverin…

2024

Layer Compression of Deep Networks with Straight Flows

AAAI 2024technical

Very deep neural networks lead to significantly better performance on various real tasks. However, it usually causes slow inference and is hard to be deployed on real-world devices. How to reduce the number of layers to save memory and to accelerate the inference is an eye-catching topic. In thi…

2022

DreamShard: Generalizable Embedding Table Placement for Recommender Systems

NeurIPS 2022accept

We study embedding table placement for distributed recommender systems, which aims to partition and place the tables on multiple hardware devices (e.g., GPUs) to balance the computation and communication costs. Although prior work has explored learning-based approaches for the device placement of co…

2022

Frequency-aware SGD for Efficient Embedding Learning with Provable Benefits

ICLR 2022poster

Embedding learning has found widespread applications in recommendation systems and natural language modeling, among other domains. To learn quality embeddings efficiently, adaptive learning rate algorithms have demonstrated superior empirical performance over SGD, largely accredited to their token-d…

Cited by 5SourcePDFScholar
2022

Future gradient descent for adapting the temporal shifting data distribution in online recommendation systems

UAI 2022poster

One of the key challenges of learning an online recommendation model is the temporal domain shift, which causes the mismatch between the training and testing data distribution and hence domain generalization error. To overcome, we propose to learn a meta future gradient generator that forecasts the…

Cited by 8SourcePDFScholar
2022

Harmless Transfer Learning for Item Embeddings

NAACL 2022findings

Learning embedding layers (for classes, words, items, etc.) is a key component of lots of applications, ranging from natural language processing, recommendation systems to electronic health records, etc. However, the frequency of real-world items follows a long-tail distribution in these application…

Cited by 2SourcePDFScholar