Search Results for author: Kaushik Rangadurai

Found 4 papers, 1 papers with code

Enhancing Embedding Representation Stability in Recommendation Systems with Semantic ID

no code implementations2 Apr 2025 Carolina Zheng, Minhui Huang, Dmitrii Pedchenko, Kaushik Rangadurai, Siyu Wang, Gaby Nahum, Jie Lei, Yang Yang, Tao Liu, Zutian Luo, Xiaohan Wei, Dinesh Ramasamy, Jiyan Yang, Yiping Han, Lin Yang, Hangjun Xu, Rong Jin, Shuang Yang

The exponential growth of online content has posed significant challenges to ID-based models in industrial recommendation systems, ranging from extremely high cardinality and dynamically growing ID space, to highly skewed engagement distributions, to prediction instability as a result of natural id life cycles (e. g, the birth of new IDs and retirement of old IDs).

Recommendation Systems

Hierarchical Structured Neural Network: Efficient Retrieval Scaling for Large Scale Recommendation

no code implementations13 Aug 2024 Kaushik Rangadurai, Siyang Yuan, Minhui Huang, Yiqun Liu, Golnaz Ghasemiesfeh, Yunchen Pu, Haiyu Lu, Xingfeng He, Fangzhou Xu, Andrew Cui, Vidhoon Viswanathan, Lin Yang, Liang Wang, Jiyan Yang, Chonglin Sun

In this paper, we introduce the Hierarchical Structured Neural Network (HSNN), an efficient deep neural network model to learn intricate user and item interactions beyond the commonly used dot product in retrieval tasks, achieving sublinear computational costs relative to corpus size.

Representation Learning Retrieval

A Distributed Data-Parallel PyTorch Implementation of the Distributed Shampoo Optimizer for Training Neural Networks At-Scale

3 code implementations12 Sep 2023 Hao-Jun Michael Shi, Tsung-Hsien Lee, Shintaro Iwasaki, Jose Gallego-Posada, Zhijing Li, Kaushik Rangadurai, Dheevatsa Mudigere, Michael Rabbat

It constructs a block-diagonal preconditioner where each block consists of a coarse Kronecker product approximation to full-matrix AdaGrad for each parameter of the neural network.

Stochastic Optimization

NxtPost: User to Post Recommendations in Facebook Groups

no code implementations8 Feb 2022 Kaushik Rangadurai, Yiqun Liu, Siddarth Malreddy, Xiaoyi Liu, Piyush Maheshwari, Vishwanath Sangale, Fedor Borisyuk

In this paper, we present NxtPost, a deployed user-to-post content-based sequential recommender system for Facebook Groups.

Sequential Recommendation

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