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Continual Learning (CL) methods have traditionally focused on mitigating catastrophic forgetting through gradient-based retraining, an approach ill-suited for deployed agents that must adapt in real time. We introduce our Adaptive Teaching…

机器学习 · 计算机科学 2025-11-04 Aman Jaglan , Jarrod Barnes

Next point-of-interest (POI) recommendation is a key component of smart urban services, yet it remains challenging under cold-start conditions with sparse user-POI interactions. Recent LLM-based methods address this issue through either…

社会与信息网络 · 计算机科学 2026-01-22 Jinze Wang , Lu Zhang , Yiyang Cui , Tiehua Zhang , Zhishu Shen , Yuze Liu , Xingjun Ma , Jiong Jin

Proactive agents must decide not only what to say but also whether and when to intervene. Many current systems rely on brittle heuristics or indiscriminate long reasoning, which offers little control over the benefit-burden tradeoff. We…

人工智能 · 计算机科学 2026-02-03 Yuxuan Fu , Xiaoyu Tan , Teqi Hao , Chen Zhan , Xihe Qiu

Machine-generated text (MGT) detection is critical for regulating online information ecosystems, yet existing detectors often underperform in few-shot settings and remain vulnerable to adversarial, humanizing attacks. To build accurate and…

密码学与安全 · 计算机科学 2026-05-05 Wenjing Duan , Qi Zhou , Yuanfan Li

Account Takeover (ATO) fraud poses a significant challenge in consumer banking, requiring high recall under strict latency while minimizing friction for legitimate users. Production systems typically rely on tabular gradient-boosted…

机器学习 · 计算机科学 2025-09-25 Mohsen Nayebi Kerdabadi , William Andrew Byron , Xin Sun , Amirfarrokh Iranitalab

Continual learning is a fundamental challenge in artificial intelligence that requires networks to acquire new knowledge while preserving previously learned representations. Despite the success of various approaches, most existing paradigms…

机器学习 · 计算机科学 2026-02-24 Patryk Krukowski , Jan Miksa , Piotr Helm , Jacek Tabor , Paweł Wawrzyński , Przemysław Spurek

In many biomedical applications, measurements are not freely available at inference time: each laboratory test, imaging modality, or assessment incurs financial cost, time burden, or patient risk. Longitudinal active feature acquisition…

机器学习 · 计算机科学 2026-03-18 Yunni Qu , Dzung Dinh , Grant King , Whitney Ringwald , Bing Cai Kok , Kathleen Gates , Aidan Wright , Junier Oliva

To apply reinforcement learning to safety-critical applications, we ought to provide safety guarantees during both policy training and deployment. In this work, we present theoretical results that place a bound on the probability of…

机器学习 · 计算机科学 2025-06-24 Jacques Cloete , Nikolaus Vertovec , Alessandro Abate

Machine learning has shown promise in network intrusion detection systems, yet its performance often degrades due to concept drift and imbalanced data. These challenges are compounded by the labor-intensive process of labeling network…

网络与互联网体系结构 · 计算机科学 2025-08-15 Ragini Gupta , Shinan Liu , Ruixiao Zhang , Xinyue Hu , Xiaoyang Wang , Hadjer Benkraouda , Pranav Kommaraju , Phuong Cao , Nick Feamster , Klara Nahrstedt

Large pre-trained Vision-Language Models (VLMs) such as CLIP have demonstrated excellent zero-shot generalizability across various downstream tasks. However, recent studies have shown that the inference performance of CLIP can be greatly…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Xin Wang , Kai Chen , Jiaming Zhang , Jingjing Chen , Xingjun Ma

"Alert fatigue" is one of the biggest challenges faced by the Security Operations Center (SOC) today, with analysts spending more than half of their time reviewing false alerts. Endpoint detection products raise alerts by pattern matching…

密码学与安全 · 计算机科学 2024-05-09 Jonathan Oliver , Raghav Batta , Adam Bates , Muhammad Adil Inam , Shelly Mehta , Shugao Xia

Pre-trained vision-language models, e.g., CLIP, working with manually designed prompts have demonstrated great capacity of transfer learning. Recently, learnable prompts achieve state-of-the-art performance, which however are prone to…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Baoshuo Kan , Teng Wang , Wenpeng Lu , Xiantong Zhen , Weili Guan , Feng Zheng

Multiple object tracking (MOT) involves identifying multiple targets and assigning them corresponding IDs within a video sequence, where occlusions are often encountered. Recent methods address occlusions using appearance cues through…

计算机视觉与模式识别 · 计算机科学 2024-09-13 Rongzihan Song , Zhenyu Weng , Huiping Zhuang , Jinchang Ren , Yongming Chen , Zhiping Lin

Recent pre-trained vision-language models (PT-VLMs) often face a Multi-Domain Task Incremental Learning (MTIL) scenario in practice, where several classes and domains of multi-modal tasks are incrementally arrived. Without access to…

计算机视觉与模式识别 · 计算机科学 2025-07-08 Hao Fu , Hanbin Zhao , Jiahua Dong , Henghui Ding , Chao Zhang , Hui Qian

Understanding the vulnerability of large-scale pre-trained vision-language models like CLIP against adversarial attacks is key to ensuring zero-shot generalization capacity on various downstream tasks. State-of-the-art defense mechanisms…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Fan Yang , Mingxuan Xia , Sangzhou Xia , Chicheng Ma , Hui Hui

In this work, we present INTACT, a novel two-phase framework designed to enhance the robustness of deep neural networks (DNNs) against noisy LiDAR data in safety-critical perception tasks. INTACT combines meta-learning with adversarial…

计算机视觉与模式识别 · 计算机科学 2025-02-05 Nastaran Darabi , Divake Kumar , Sina Tayebati , Amit Ranjan Trivedi

The computational burden of attention in long-context language models has motivated two largely independent lines of work: sparse attention mechanisms that reduce complexity by attending to selected tokens, and gated attention variants that…

人工智能 · 计算机科学 2026-01-23 Alfred Shen , Aaron Shen

The automatic classification of occupational accident reports is pivotal for workplace safety analysis but is persistently hindered by severe class imbalance and data scarcity. In this paper, we propose ABEX-RAT, a resource-efficient…

机器学习 · 计算机科学 2026-01-29 Jian Chen , Jiabao Dou

Tool-using LLM agents fail through trajectories rather than only final responses, as they may execute unsafe tool calls, follow injected instructions, comply with harmful requests, or over-refuse benign tasks despite producing a seemingly…

人工智能 · 计算机科学 2026-05-13 Bo Yin , Qi Li , Xinchao Wang

There has been growing interest in parameter-efficient methods to apply pre-trained language models to downstream tasks. Building on the Prompt Tuning approach of Lester et al. (2021), which learns task-specific soft prompts to condition a…

计算与语言 · 计算机科学 2022-03-18 Tu Vu , Brian Lester , Noah Constant , Rami Al-Rfou , Daniel Cer