الباحثون

Meng Wang

المنشورات 10

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Disentangling Dual Image References in Frequency Aware Diffusion Models for Personalized Generation

Personalized image generation aims to synthesize text-driven images conditioned on reference images, while mainly casting the generation as image customization for foreground and style transfer for background. Previous arts of diffusion models suffers from the text misalignment with background for image customization a …

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Anlu: Enabling In-Context Time Series Anomaly Detection in Foundation Models via Counterfactual Supervision

Tian Lan, Yifei Gao, Yimeng Lu وآخرون · 2026

Whether a time-series pattern is anomalous often depends on the operating regime of the monitored process. A missing event can signal a fault in one regime and be routine in another, and the query alone may not reveal which regime applies. We study in-context learning (ICL) for time series anomaly detection (TSAD) thro …

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QiYao-I: A Manifold Based Foundation Model for Irregular Multivariate Time Series Forecasting

Linfeng Wang, Ruitong Zhang, Kai Zhao وآخرون · 2026

Irregular multivariate time series forecasting is a challenging yet important problem in real-world applications, where observations are often irregularly sampled and asynchronously recorded across variables. Existing time series foundation models are mostly built on regularly sampled sequences, making them difficult t …

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Generalist Representation, Specialist Detection: TS-Router for Time-Series Anomaly Detection

Tian Lan, Yifei Gao, Yimeng Lu وآخرون · 2026

Time-series anomaly detection (TSAD) is difficult to generalize across datasets because heterogeneous temporal dynamics imply different notions of normality and favor different detection criteria. While time-series foundation models provide transferable representations, coupling them with a fixed anomaly-scoring mechan …

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GFD-OPD: Guidance-Folded On-Policy Distillation of Diffusion Models Across Scales

Zhenxing Zhang, Jiayan Teng, Wenxu Wu وآخرون · 2026

On-policy distillation (OPD) has demonstrated two important capabilities in language models: compressing large teachers into smaller students and merging expert models into a single model. Existing diffusion OPD, however, mostly focus on the latter, with teachers and students sharing the same backbone and scale. We inv …

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Lucid Dreaming for World Models: Learning to Doubt Imagination and Decide by Trust

Ziqi Wen, Ting Xu, Lianyu Wang وآخرون · 2026

World models enable agents to learn and plan in imagination, but predictions beyond their experience can become unreliable and mislead decisions. Existing uncertainty estimates derived from predictions can remain overconfident on unfamiliar state-action pairs. We propose the Lucid World Model (LucidWM), which learns do …

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Aerial GRIPPER: A Gradient-based Real-time Inverse-game Predictor and Planner

Zeshuai Chen, Meng Wang, Jindou Jia وآخرون · 2026 · 10.1109/tro.2026.3738312

Accurate capture of non-cooperative targets is critical. In an attempt to tackle this intractable challenge, an aerial gripper system integrated with a Gradient-based Real-time Inverse-game Predictor and PlannER (GRIPPER) framework is proposed. The interaction is formulated as a general-sum pursuit-evasion game under i …

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QiYao-M: Multimodal Time Series Foundation Model with Role-Aware Modeling of Endogenous and Exogenous Modalities

Hanyin Cheng, Linfeng Wang, Zhengbo Qu وآخرون · 2026

Existing multimodal time series foundation models (TSFMs) typically model heterogeneous modalities through largely shared mechanisms, overlooking the distinct forecasting roles of endogenous and exogenous modalities. In this work, we propose QiYao-M, a role-aware multimodal TSFM that models the two types of modalities …

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POZZER: A Power Side Channel-guided Fuzzer for Black-Box Embedded Systems

Firmware fuzzing is an effective technique for discovering vulnerabilities in embedded systems. However, existing coverage-guided firmware fuzzers typically obtain feedback through firmware instrumentation, hardware debug interfaces, or firmware rehosting, which requires access to the firmware source code or binary ima …

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