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Related papers: Sensor-based Proximity Detection in the Face of Ac…

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In this paper, we present a systematic survey on the contextual information based proximity detection techniques. These techniques are heavily used for improving security and usability in Zero-Interaction based Co-presence Detection and…

Cryptography and Security · Computer Science 2019-04-15 Mauro Conti , Chhagan Lal

A natural way to improve the detection of objects is to consider the contextual constraints imposed by the detection of additional objects in a given scene. In this work, we exploit the spatial relations between objects in order to improve…

Computer Vision and Pattern Recognition · Computer Science 2018-10-19 Ehud Barnea , Ohad Ben-Shahar

Context-based copresence detection schemes are a necessary prerequisite to building secure and usable authentication systems in the Internet of Things (IoT). Such schemes allow one device to verify proximity of another device without user…

Cryptography and Security · Computer Science 2022-02-23 Mikhail Fomichev , Luis F. Abanto-Leon , Max Stiegler , Alejandro Molina , Jakob Link , Matthias Hollick

The recurring context in which objects appear holds valuable information that can be employed to predict their existence. This intuitive observation indeed led many researchers to endow appearance-based detectors with explicit reasoning…

Computer Vision and Pattern Recognition · Computer Science 2019-04-05 Ehud Barnea , Ohad Ben-Shahar

In this paper we explore two ways of using context for object detection. The first model focusses on people and the objects they commonly interact with, such as fashion and sports accessories. The second model considers more general object…

Computer Vision and Pattern Recognition · Computer Science 2015-11-26 Saurabh Gupta , Bharath Hariharan , Jitendra Malik

Over the past decade, smartphones have become the point of convergence for many applications and services. There is a growing trend in which traditional smart-card based services like banking, transport and access control are being…

Cryptography and Security · Computer Science 2016-05-03 Iakovos Gurulian , Carlton Shepherd , Konstantinos Markantonakis , Raja Naeem Akram , Keith Mayes

We tackle a challenging task: multi-view and multi-modal event detection that detects events in a wide-range real environment by utilizing data from distributed cameras and microphones and their weak labels. In this task, distributed…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-21 Masahiro Yasuda , Yasunori Ohishi , Shoichiro Saito , Noboru Harada

Vision systems that deploy Deep Neural Networks (DNNs) are known to be vulnerable to adversarial examples. Recent research has shown that checking the intrinsic consistencies in the input data is a promising way to detect adversarial…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Mingjun Yin , Shasha Li , Zikui Cai , Chengyu Song , M. Salman Asif , Amit K. Roy-Chowdhury , Srikanth V. Krishnamurthy

This paper presents a technique which exploits the occurrence of certain events as observed by different sensors, to detect and classify objects. This technique explores the extent of dependence between features being observed by the…

Signal Processing · Electrical Eng. & Systems 2021-03-08 Siddharth Roheda , Hamid Krim , Zhi-Quan Luo , Tianfu Wu

Near Field Communication (NFC) has enabled mobile phones to emulate contactless smart cards. Similar to contactless smart cards, they are also susceptible to relay attacks. To counter these, a number of methods have been proposed that rely…

Cryptography and Security · Computer Science 2016-02-22 Raja Naeem Akram , Iakovos Gurulian , Carlton Shepherd , Konstantinos Markantonakis , Keith Mayes

Context is an important factor in computer vision as it offers valuable information to clarify and analyze visual data. Utilizing the contextual information inherent in an image or a video can improve the precision and effectiveness of…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Mahtab Jamali , Paul Davidsson , Reza Khoshkangini , Martin Georg Ljungqvist , Radu-Casian Mihailescu

Fully autonomous driving systems require fast detection and recognition of sensitive objects in the environment. In this context, intelligent vehicles should share their sensor data with computing platforms and/or other vehicles, to detect…

Networking and Internet Architecture · Computer Science 2021-04-27 Valentina Rossi , Paolo Testolina , Marco Giordani , Michele Zorzi

In this paper, we present a parallel architecture for a sensor fusion detection system that combines a camera and 1D light detection and ranging (lidar) sensor for object detection. The system contains two object detection methods, one…

Computer Vision and Pattern Recognition · Computer Science 2022-01-25 I-Hsi Kao , Ya-Zhu Yian , Jian-An Su , Yi-Horng Lai , Jau-Woei Perng , Tung-Li Hsieh , Yi-Shueh Tsai , Min-Shiu Hsieh

Stance detection deals with identifying an author's stance towards a target. Most existing stance detection models are limited because they do not consider relevant contextual information which allows for inferring the stance correctly.…

Computation and Language · Computer Science 2023-05-26 Tilman Beck , Andreas Waldis , Iryna Gurevych

This paper presents a technique that combines the occurrence of certain events, as observed by different sensors, in order to detect and classify objects. This technique explores the extent of dependence between features being observed by…

Signal Processing · Electrical Eng. & Systems 2018-10-02 Siddharth Roheda , Hamid Krim , Zhi-Quan Luo , Tianfu Wu

The raise of collaborative robotics has led to wide range of sensor technologies to detect human-machine interactions: at short distances, proximity sensors detect nontactile gestures virtually occlusion-free, while at medium distances,…

Computer Vision and Pattern Recognition · Computer Science 2019-10-17 Christoph Heindl , Markus Ikeda , Gernot Stübl , Andreas Pichler , Josef Scharinger

Radars, due to their robustness to adverse weather conditions and ability to measure object motions, have served in autonomous driving and intelligent agents for years. However, Radar-based perception suffers from its unintuitive sensing…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Liu Liu , Shuaifeng Zhi , Zhenhua Du , Li Liu , Xinyu Zhang , Kai Huo , Weidong Jiang

We consider the problem of how to improve automatic target recognition by fusing the naive sensor-level classification decisions with "intuition," or context, in a mathematically principled way. This is a general approach that is compatible…

Artificial Intelligence · Computer Science 2018-06-01 Christopher A. George , Pranab Banerjee , Kendra E. Moore

We propose a lightweight, and temporally and spatially aware user behaviour modelling technique for sensor-based authentication. Operating in the background, our data driven technique compares current behaviour with a user profile. If the…

Cryptography and Security · Computer Science 2014-10-29 Hilmi Gunes Kayacik , Mike Just , Lynne Baillie , David Aspinall , Nicholas Micallef

A critical aspect of autonomous vehicles (AVs) is the object detection stage, which is increasingly being performed with sensor fusion models: multimodal 3D object detection models which utilize both 2D RGB image data and 3D data from a…

Computer Vision and Pattern Recognition · Computer Science 2021-09-16 Won Park , Nan Liu , Qi Alfred Chen , Z. Morley Mao
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