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Related papers: Geometry-Aware Backdoor Attacks: Leveraging Curvat…

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Engineering simulations using boundary-value partial differential equations often implicitly assume that the uncertainty in the location of the boundary has a negligible impact on the output of the simulation. In this work, we develop a…

Tissues and Organs · Quantitative Biology 2024-06-11 S. Gerry Gralton , Farah Alkhatib , Ben Zwick , George Bourantas , Adam Wittek , Karol Miller

Backdoor attacks embed hidden malicious behaviors into deep learning models, which only activate and cause misclassifications on model inputs containing a specific trigger. Existing works on backdoor attacks and defenses, however, mostly…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Emily Wenger , Josephine Passananti , Arjun Bhagoji , Yuanshun Yao , Haitao Zheng , Ben Y. Zhao

Learning embeddings of entities and relations existing in knowledge bases allows the discovery of hidden patterns in data. In this work, we examine the geometrical space's contribution to the task of knowledge base completion. We focus on…

Computation and Language · Computer Science 2019-08-20 Prodromos Kolyvakis , Alexandros Kalousis , Dimitris Kiritsis

Backdoor attacks allow an attacker to embed a specific vulnerability in a machine learning algorithm, activated when an attacker-chosen pattern is presented, causing a specific misprediction. The need to identify backdoors in biometric…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Alexander Unnervik , Hatef Otroshi Shahreza , Anjith George , Sébastien Marcel

In a backdoor attack on a machine learning model, an adversary produces a model that performs well on normal inputs but outputs targeted misclassifications on inputs containing a small trigger pattern. Model compression is a widely-used…

Cryptography and Security · Computer Science 2021-05-03 Yulong Tian , Fnu Suya , Fengyuan Xu , David Evans

Let $(M, \partial M)$ be a compact 3-manifold with boundary, which admits a convex co-compact hyperbolic metric. We consider the hyperbolic metrics on $M$ such that the boundary is smooth and strictly convex. We show that the induced…

Differential Geometry · Mathematics 2015-06-26 Jean-Marc Schlenker

We introduce boundary special generic maps, a class of submersions from manifolds with boundary to Euclidean spaces whose restriction to the boundary has only boundary definite fold points as its singular points. We derive the…

Geometric Topology · Mathematics 2026-04-07 Koki Iwakura

Geometrically frustrated solids with non-Euclidean reference metric are ubiquitous in biology and are becoming increasingly relevant in technological applications. Often they acquire a targeted con- figuration of incompatibility through…

Soft Condensed Matter · Physics 2017-08-02 Giuseppe Zurlo , Lev Truskinovsky

Architectural backdoors pose an under-examined but critical threat to deep neural networks, embedding malicious logic directly into a model's computational graph. Unlike traditional data poisoning or parameter manipulation, architectural…

Cryptography and Security · Computer Science 2025-07-18 Victoria Childress , Josh Collyer , Jodie Knapp

We study the implications of adopting hyperbolic driver coordinate conditions motivated by geometrical considerations. In particular, conditions that minimize the rate of change of the metric variables. We analyze the properties of the…

General Relativity and Quantum Cosmology · Physics 2011-04-21 Carles Bona , Luis Lehner , Carlos Palenzuela-Luque

Backdoor attacks are an insidious security threat against machine learning models. Adversaries can manipulate the predictions of compromised models by inserting triggers into the training phase. Various backdoor attacks have been devised…

Computation and Language · Computer Science 2023-05-29 Xuanli He , Jun Wang , Benjamin Rubinstein , Trevor Cohn

Detecting vehicles in aerial images is difficult due to complex backgrounds, small object sizes, shadows, and occlusions. Although recent deep learning advancements have improved object detection, these models remain susceptible to…

Computer Vision and Pattern Recognition · Computer Science 2025-09-10 Mikael Yeghiazaryan , Sai Abhishek Siddhartha Namburu , Emily Kim , Stanislav Panev , Celso de Melo , Fernando De la Torre , Jessica K. Hodgins

Multiplicative gating is widely used in neural architectures and has recently been applied to attention layers to improve performance and training stability in large language models. Despite the success of gated attention, the mathematical…

Machine Learning · Computer Science 2026-04-17 Satwik Bathula , Anand A. Joshi

Bending the edge of a thin elastic material promotes rigidity far from its clamped boundary. However, this curvature-induced rigidity can be overwhelmed by gravity or other external loading, resulting in elastic buckling and large…

Soft Condensed Matter · Physics 2025-04-16 Hanzhang Mao , Thomas G. J. Chandler , Mark Han , Saverio E. Spagnolie

Reflector-normal angles and reflector-curvature parameters are the principal geometric attributes used in seismic interpretation for characterizing the orientations and shapes, respectively, of geological reflecting surfaces. Commonly, the…

Geophysics · Physics 2023-02-01 Igor Ravve , Anne-Laure Tertois , Bruno de Ribet , Zvi Koren

Exploiting internal spatial geometric constraints of sparse LiDARs is beneficial to depth completion, however, has been not explored well. This paper proposes an efficient method to learn geometry-aware embedding, which encodes the local…

Computer Vision and Pattern Recognition · Computer Science 2022-06-02 Wenchao Du , Hu Chen , Hongyu Yang , Yi Zhang

Adversarial examples are known as carefully perturbed images fooling image classifiers. We propose a geometric framework to generate adversarial examples in one of the most challenging black-box settings where the adversary can only…

Computer Vision and Pattern Recognition · Computer Science 2020-03-17 Ali Rahmati , Seyed-Mohsen Moosavi-Dezfooli , Pascal Frossard , Huaiyu Dai

Most existing methods to detect backdoored machine learning (ML) models take one of the two approaches: trigger inversion (aka. reverse engineer) and weight analysis (aka. model diagnosis). In particular, the gradient-based trigger…

Cryptography and Security · Computer Science 2024-07-23 Rui Zhu , Di Tang , Siyuan Tang , Guanhong Tao , Shiqing Ma , Xiaofeng Wang , Haixu Tang

We isolate a geometric mechanism that complements the dynamical suppression of macroscopic interference: In a high-dimensional Hilbert space, almost all state vectors are nearly orthogonal, accommodating an exponentially large reservoir of…

Quantum Physics · Physics 2026-05-06 Karl Svozil

In this work, we investigate the concept of biometric backdoors: a template poisoning attack on biometric systems that allows adversaries to stealthily and effortlessly impersonate users in the long-term by exploiting the template update…

Cryptography and Security · Computer Science 2020-11-06 Giulio Lovisotto , Simon Eberz , Ivan Martinovic