Sparse tuning is widely used to adapt large language models due to its parameter efficiency. However, its effectiveness depends not only on the number of trainable parameters, but also on the feature-interaction topology of the sparse update's structural support. Limited or uneven connectivity in this support may isola...
Xianchao Guan, Zijun Xiong, Yifeng Wang et al.· 0 citations
Multi-target on-orbit servicing missions require planning tools that can adapt to evolving operational conditions while accounting for the outcome variability inherent to safety-critical spaceflight. This paper presents an adaptive planning approach for multi-target servicing campaigns in low Earth orbit and applies it...
Autonomous inspection of a target spacecraft is typically the initial step in on-orbit servicing. Planning close-proximity observation viewpoints involves a complex combinatorial problem constrained by coverage, fuel, and safety considerations. This paper models the viewpoint selection as a Constrained Markov Decision...
Chlo\'e Carer (LGI), Adam Abdin (LGI)· 0 citations
This work revisits the forgetting target of LLM unlearning and introduces Knowledge Association (KA), which characterizes the association between a query context and its target knowledge and is instantiated by the corresponding conditional predictive distribution, as the fundamental target of forgetting.
Wu-Tong Xu, Yun Qu, Hai-Yan Feng et al.· 0 citations
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Agent systems built on local large language models are increasingly marketed through the vocabulary of cognitive architecture: modules named global workspace, theory of mind, causal reasoning, or active inference are listed as features, and the presence of the name is taken as the presence of the mechanism. We ask the...
A hybrid framework that couples a convolutional neural network with a learnable-kernel Gaussian Process to jointly perform DA and bias correction from extremely sparse observations is proposed, outperforms 3D-Var, a classical GP and a competing DL model, while reducing inference time.
Emanuele Mele, A. Coluccia, M. Cafaro et al.· 0 citations
Decentralized federated learning (DFL) has emerged as a scalable alternative to centralized federated learning, removing the single point of failure and communication bottleneck at the server. However, most existing decentralized approaches rely on full-neighborhood broadcasting, where each client transmits its model u...
Language agents increasingly tackle long-horizon tasks in interactive environments, where actions often depend on latent preconditions. The core difficulty is not trajectory length but recovery: when a prerequisite is missing or an earlier decomposition fails, trying another plausible action rarely helps. ReAct and lat...
Mingyang Liu, Qingcan Kang, Shixiong Kai et al.· 0 citations
A neuro-symbolic, specification-guided decoding framework that combines LLM generation with symbolic reasoning, and presents a forward-only variant that guarantees specification satisfaction by construction, and a backtracking variant that revises earlier feasible choices when their downstream consequences leave only v...
A. Previti, Konstantinos Vandikas, Mario Alviano et al.· 0 citations
While prior work has highlighted that systematic nation-level bias in large language models (LLMs) can pose operational risks for international relations (IR) applications, many existing evaluations still lack a clearly specified unbiased reference (ground truth), limiting fully quantitative and cross-setting measureme...
Supervised fine-tuning of Model Context Protocol (MCP) agents is typically conducted on a static data distribution, which fails to adapt to the student's evolving capabilities and leaves newly exposed weaknesses insufficiently addressed. To address these challenges, we propose \method, an agent--data mutual evolution f...
Xuan-Ang Gao, Ke-Peng Lin, Xin-Yan Shi et al.· 0 citations
Tool timeouts can leave AI agents facing ambiguous tool outcomes and partial execution: an action may have failed, committed or remained in flight while other workflow steps have already completed. We formulate evidence-guided task recovery over approved obligations, provider capabilities and states compatible with pub...
Genliang Zhu, Xiaobo Chen, Ziyuan Wang et al.· 0 citations