Search Results for author: Siyu Wang

Found 7 papers, 2 papers with code

Model-agnostic Counterfactual Synthesis Policy for Interactive Recommendation

no code implementations1 Apr 2022 Siyu Wang, Xiaocong Chen, Lina Yao

Recent advances have convinced that the ability of reinforcement learning to handle the dynamic process can be effectively applied in the interactive recommendation.

reinforcement-learning

Adversarial Robustness of Deep Reinforcement Learning based Dynamic Recommender Systems

no code implementations2 Dec 2021 Siyu Wang, Yuanjiang Cao, Xiaocong Chen, Lina Yao, Xianzhi Wang, Quan Z. Sheng

Finally, we study the attack strength and frequency of adversarial examples and evaluate our model on standard datasets with multiple crafting methods.

Adversarial Robustness Recommendation Systems +1

Streaming Language Identification using Combination of Acoustic Representations and ASR Hypotheses

no code implementations1 Jun 2020 Chander Chandak, Zeynab Raeesy, Ariya Rastrow, Yuzong Liu, Xiangyang Huang, Siyu Wang, Dong Kwon Joo, Roland Maas

A common approach to solve multilingual speech recognition is to run multiple monolingual ASR systems in parallel and rely on a language identification (LID) component that detects the input language.

Language Identification Speech Recognition

Curls & Whey: Boosting Black-Box Adversarial Attacks

1 code implementation CVPR 2019 Yucheng Shi, Siyu Wang, Yahong Han

On the one hand, existing iterative attacks add noises monotonically along the direction of gradient ascent, resulting in a lack of diversity and adaptability of the generated iterative trajectories.

Adversarial Attack

AliMe Chat: A Sequence to Sequence and Rerank based Chatbot Engine

no code implementations ACL 2017 Minghui Qiu, Feng-Lin Li, Siyu Wang, Xing Gao, Yan Chen, Weipeng Zhao, Haiqing Chen, Jun Huang, Wei Chu

We propose AliMe Chat, an open-domain chatbot engine that integrates the joint results of Information Retrieval (IR) and Sequence to Sequence (Seq2Seq) based generation models.

Chatbot Information Retrieval

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