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20 results for “PPAD”

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cs.LGeess.SPq-bio.QMEmpiricalRecentJun 9, 2026

A Comprehensive Inference-Time Augmentation Framework in Physiological Signals: Application to PPG-Based AF Detection

Davood Fattahi, Runze Yan, Saurabh Kataria, Zhaoliang Chen +1 more

This paper proposes a unified framework for inference-time augmentation to improve the robustness of physiological signal classification in real-world deployments.

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cs.CRRecentApr 11, 2026

PlanGuard: Defending Agents against Indirect Prompt Injection via Planning-based Consistency Verification

Guangyu Gong, Zizhuang Deng

PlanGuard is a training-free defense framework that uses an isolated Planner and hierarchical verification to defend LLM agents against Indirect Prompt Injection by verifying the consistency of planne…

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cs.CRcs.DCRecentMay 15, 2026

PCDM: A Diffusion-Based Data Poisoning Attack Against Federated Learning Systems

Wei Sun, Yijun Chen, Bo Gao, Ke Xiong +3 more

The paper proposes PCDM, a diffusion-based framework that enables highly stealthy and effective data poisoning attacks against Federated Learning systems, significantly degrading global performance wh…

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cs.CRRecentMay 28, 2026

Strengthening Polymorphic Prompt Assembling: Dynamic Separator Generation Against Emerging Prompt Injection Attacks

Nima Dorzhiev, Peng Liu

The paper introduces dynamic, per-request separator generation for Polymorphic Prompt Assembling (PPA), significantly reducing the blast-radius vulnerability to prompt injection attacks by ensuring un…

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cs.LGcs.AIcs.CLRecentMay 29, 2026

Finer Parameter Steps for Low-Rank PEFT: A Controlled Study with CP Tensor Adapters

Xinjue Wang, Xiuheng Wang, Yejun Zhang, Sergiy A. Vorobyov +2 more

The paper investigates whether using fine-grained, tensorized adapters (CP components) instead of standard LoRA ranks improves the accuracy-budget trade-off in PEFT, finding that while they fill budge…

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cs.LGcs.AIRecentMay 31, 2026

Fine-Tuning Diffusion Models for Molecular Generation via Reinforcement Learning and Fast Sampling

Guang Lin, Shikui Tu, Lei Xu

The paper introduces FTDiff, a reinforcement learning fine-tuning framework that efficiently generates high-quality, drug-like molecules constrained by a target protein structure, outperforming existi…

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cs.CCeess.SYmath.AGRecentMay 29, 2026

Verifying global identifiability of parametric linear ODE models is NP-hard

Alexey Ovchinnikov, Pedro Soto

This paper determines that verifying global parameter identifiability for linear ODE models is an NP-hard problem, establishing a computational complexity boundary for the field.

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cs.CRcs.AIcs.CLRecentApr 9, 2026

PIArena: A Platform for Prompt Injection Evaluation

Runpeng Geng, Chenlong Yin, Yanting Wang, Ying Chen +1 more

The paper introduces PIArena, a unified and extensible platform designed to address the lack of standardized evaluation for prompt injection, revealing critical limitations in current state-of-the-art…

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cs.CRRecentMay 12, 2026

Persona-Conditioned Adversarial Prompting (PCAP): Multi-Identity Red-Teaming for Enhanced Adversarial Prompt Discovery

Cristian Morasso, Anisa Halimi, Muhammad Zaid Hameed, Douglas Leith

The paper introduces Persona-Conditioned Adversarial Prompting (PCAP), a novel framework that significantly enhances the discovery of jailbreaks by conditioning adversarial search on multiple attacker…

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cs.CRRecentApr 2, 2026

Diffusion-Guided Adversarial Perturbation Injection for Generalizable Defense Against Facial Manipulations

Yue Li, Linying Xue, Kaiqing Lin, Hanyu Quan +4 more

The paper proposes AEGIS, a novel diffusion-guided method for injecting adversarial perturbations into the latent space to create generalizable and robust defenses against advanced facial deepfake man…

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cs.CVcs.AIcs.LGRecentMay 27, 2026

VDSB-GWSyn: Diffusion Schrödinger Bridge for Controllable and Anatomically Feasible Guidewire Synthesis in Coronary Angiography

Haoyuan Tang, Zhuo Zhang, Jialin Li, Shuai Xiao +1 more

The paper proposes VDSB-GWSyn, a Diffusion Schrödinger Bridge framework, to synthesize controllable and anatomically feasible guidewire images on coronary angiography (CAG) scans, significantly improv…

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cs.ARcs.AIRecentMay 30, 2026

LP5X-PIM Sim: A High-Fidelity HW/SW Integrated Simulator for LPDDR5X-PIM

SangHoon Cha, Jaewan Choi, Byeongho Kim, Yoonah Paik +2 more

This paper introduces a high-fidelity, integrated hardware-software simulator for LPDDR5X-PIM, enabling precise evaluation of system performance and energy efficiency.

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cs.CLRecentMay 31, 2026

UniD$^3$: A Knowledge Graph-Enhanced RAG Framework for Drug-Disease Discovery and Reasoning

Qing Wang, Tianshi Liu, Minghao Zhou, Jialu Liang +4 more

UniD$^3$ is a novel Knowledge Graph-enhanced RAG framework that processes vast biomedical literature to systematically extract, organize, and validate comprehensive drug-disease knowledge, achieving h…

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cs.CRcs.AIcs.CLRecentMay 21, 2026

Blind Spots in the Guard: How Domain-Camouflaged Injection Attacks Evade Detection in Multi-Agent LLM Systems

Aaditya Pai

The paper identifies a critical vulnerability, the Camouflage Detection Gap (CDG), where standard LLM injection detectors fail dramatically when malicious payloads mimic the target domain's language a…

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stat.MEcs.CRRecentMay 6, 2026

Data anonymization in the presence of outliers via invariant coordinate selection

Katariina Perkonoja, Joni Virta

The paper proposes ICSA, a robust anonymization technique that replaces PCA with invariant coordinate selection to improve data privacy protection, especially when the dataset contains outliers, outpe…

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cs.NIcs.CRRecentMar 17, 2026

Persistent Device Identity for Network Access Control in the Era of MAC Address Randomization: A RADIUS-Based Framework

Premanand Seralathan

The paper proposes a RADIUS-based framework to maintain persistent device identity for Network Access Control (NAC) despite modern operating system MAC address randomization, ensuring regulatory compl…

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cs.CLRecentMay 31, 2026

DrugClaw and DrugAudit: A Primary-Source-Grounded Agent and Authority-Aware Benchmark for Drug-Information Question Answering

Qing Wang, Bo Li, Jialu Liang, Daling Shi +2 more

The paper introduces DrugClaw, a multi-agent system, and DrugAudit, a new benchmark, demonstrating that DrugClaw excels at answering drug-related questions by grounding answers in primary regulatory s…

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cs.LGcs.CRcs.DCRecentMar 30, 2026

FL-PBM: Pre-Training Backdoor Mitigation for Federated Learning

Osama Wehbi, Sarhad Arisdakessian, Omar Abdel Wahab, Azzam Mourad +2 more

The paper proposes FL-PBM, a novel pre-training defense mechanism for federated learning that proactively filters poisoned data using a multi-stage process, significantly reducing backdoor attack succ…

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cs.CLRecentMay 31, 2026

PMC-InterCPT: Rethinking Biomedical Interleaved Data for Multimodal Continued Pretraining

Guanghao Zhu, Zeyu Liu, Zhitian Hou, Pengkai Wang +8 more

The paper introduces PMC-InterCPT, a refined biomedical interleaved corpus that enhances multimodal continued pretraining by integrating figure-referencing body text alongside captions, leading to imp…

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