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While traditional research on text clustering has largely focused on grouping documents by topic, it is conceivable that a user may want to cluster documents along other dimensions, such as the authors mood, gender, age, or sentiment.…

Information Retrieval · Computer Science 2014-01-22 Sajib Dasgupta , Vincent Ng

Software is constantly changing, requiring developers to perform several derived tasks in a timely manner, such as writing a description for the intention of the code change, or identifying the defect-prone code changes. Considering that…

Software Engineering · Computer Science 2023-05-19 Bo Lin , Shangwen Wang , Zhongxin Liu , Yepang Liu , Xin Xia , Xiaoguang Mao

We propose a novel high-fidelity expressive speech synthesis model, UniTTS, that learns and controls overlapping style attributes avoiding interference. UniTTS represents multiple style attributes in a single unified embedding space by the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-02 Minsu Kang , Sungjae Kim , Injung Kim

A Behavior Tree (BT) is a way to structure the switching between different tasks in an autonomous agent, such as a robot or a virtual entity in a computer game. BTs are a very efficient way of creating complex systems that are both modular…

Robotics · Computer Science 2022-10-26 Michele Colledanchise , Petter Ögren

Clustered federated Multitask learning is introduced as an efficient technique when data is unbalanced and distributed amongst clients in a non-independent and identically distributed manner. While a similarity metric can provide client…

Networking and Internet Architecture · Computer Science 2023-05-02 Abdullatif Albaseer , Mohamed Abdallah , Ala Al-Fuqaha , Abegaz Mohammed , Aiman Erbad , Octavia A. Dobre

The in-context learning capabilities of LLMs like GPT-3 allow annotators to customize an LLM to their specific tasks with a small number of examples. However, users tend to include only the most obvious patterns when crafting examples,…

Human-Computer Interaction · Computer Science 2023-02-16 Tongshuang Wu , Hua Shen , Daniel S. Weld , Jeffrey Heer , Marco Tulio Ribeiro

Bundle recommender systems recommend sets of items (e.g., pants, shirt, and shoes) to users, but they often suffer from two issues: significant interaction sparsity and a large output space. In this work, we extend multi-round…

Information Retrieval · Computer Science 2022-07-27 Zhankui He , Handong Zhao , Tong Yu , Sungchul Kim , Fan Du , Julian McAuley

This paper addresses the concurrency issues affecting Behavior Trees (BTs), a popular tool to model the behaviors of autonomous agents in the video game and the robotics industry. BT designers can easily build complex behaviors composing…

Robotics · Computer Science 2022-03-22 Michele Colledanchise , Lorenzo Natale

With the rapid development of large language models (LLMs), an increasing number of applications leverage cloud-based LLM APIs to reduce usage costs. However, since cloud-based models' parameters and gradients are agnostic, users have to…

Machine Learning · Computer Science 2026-02-23 Hui Ma , Shaoyu Dou , Ya Liu , Fei Xing , Li Feng , Feng Pi

Modern change detection (CD) has achieved remarkable success by the powerful discriminative ability of deep convolutions. However, high-resolution remote sensing CD remains challenging due to the complexity of objects in the scene. Objects…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Hao Chen , Zipeng Qi , Zhenwei Shi

Models trained on data composed of different groups or domains can suffer from severe performance degradation under distribution shifts. While recent methods have largely focused on optimizing the worst-group objective, this often comes at…

Machine Learning · Computer Science 2024-06-06 Hoang Phan , Andrew Gordon Wilson , Qi Lei

Text-to-image diffusion models can generate high-quality images but lack fine-grained control of visual concepts, limiting their creativity. Thus, we introduce component-controllable personalization, a new task that enables users to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-22 Donghao Zhou , Jiancheng Huang , Jinbin Bai , Jiaze Wang , Hao Chen , Guangyong Chen , Xiaowei Hu , Pheng-Ann Heng

Recent advancements in neural rendering technologies and their supporting devices have paved the way for immersive 3D experiences, significantly transforming human interaction with intelligent devices across diverse applications. However,…

Graphics · Computer Science 2025-04-01 Chaojian Li , Sixu Li , Linrui Jiang , Jingqun Zhang , Yingyan Celine Lin

Predicting click-through rates (CTR) is a fundamental task for Web applications, where a key issue is to devise effective models for feature interactions. Current methodologies predominantly concentrate on modeling feature interactions…

Information Retrieval · Computer Science 2024-04-08 Yushen Li , Jinpeng Wang , Tao Dai , Jieming Zhu , Jun Yuan , Rui Zhang , Shu-Tao Xia

The contextual bandit has been identified as a powerful framework to formulate the recommendation process as a sequential decision-making process, where each item is regarded as an arm and the objective is to minimize the regret of $T$…

Machine Learning · Computer Science 2024-09-30 Yikun Ban , Yunzhe Qi , Tianxin Wei , Lihui Liu , Jingrui He

Traditional imitation learning focuses on modeling the behavioral mechanisms of experts, which requires a large amount of interaction history generated by some fixed expert. However, in many streaming applications, such as streaming…

Machine Learning · Computer Science 2025-04-04 Yi Xu , Weiran Shen , Xiao Zhang , Jun Xu

The integration of digital twinning technologies is driving next-generation networks toward new capabilities, allowing operators to thoroughly understand network conditions, efficiently analyze valuable radio data, and innovate applications…

Networking and Internet Architecture · Computer Science 2025-09-03 Zifan Zhang , Minghong Fang , Mingzhe Chen , Yuchen Liu

Contrastive learning with Transformer-based sequence encoder has gained predominance for sequential recommendation. It maximizes the agreements between paired sequence augmentations that share similar semantics. However, existing…

Information Retrieval · Computer Science 2022-08-18 Hanwen Du , Hui Shi , Pengpeng Zhao , Deqing Wang , Victor S. Sheng , Yanchi Liu , Guanfeng Liu , Lei Zhao

To improve the accessibility of smart devices and to simplify their usage, building models which understand user interfaces (UIs) and assist users to complete their tasks is critical. However, unique challenges are proposed by UI-specific…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Chongyang Bai , Xiaoxue Zang , Ying Xu , Srinivas Sunkara , Abhinav Rastogi , Jindong Chen , Blaise Aguera y Arcas

A collaboration framework is a distributed system that serves as the data layer for a collaborative app. Conflict-free Replicated Data Types (CRDTs) are a promising theoretical technique for implementing collaboration frameworks. However,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-10-17 Matthew Weidner , Huairui Qi , Maxime Kjaer , Ria Pradeep , Benito Geordie , Yicheng Zhang , Gregory Schare , Xuan Tang , Sicheng Xing , Heather Miller