Results 81 to 90 of about 956,220 (295)

Offline signature verification using geometric center features

open access: yes, 2008
A modified offline signal verification method based on geometric centre has been presented in this paper. The aim is to distinguish if a signature is forgery or original. The method is based on geometric center features.
Yousefi, Siamak,   +9 more
core   +1 more source

Offline Signature Verification Based on Image Processing and Hu Moment [PDF]

open access: yes, 2016
In nowadays society e-business and e-commerce getting strong day to day in an open systems. Forgery is also getting rampant. Therefore a need of an automatic handwritten signature verification system (HSVS) becomes necessary to avoid unauthorized use of ...
Abughfa, A.I., Elmadani, A.B.
core   +1 more source

Deep learning-based data augmentation method and signature verification system for offline handwritten signature

open access: yes, 2021
Offline handwritten signature verification is a challenging pattern recognition task. One of the most significant limitations of the handwritten signature verification problem is inadequate data for training phases.
Yapici, Muhammed Mutlu   +2 more
core   +1 more source

Review of Gastrointestinal Capsule Robots: Materials, Actuation, Diagnostics, and Therapeutics

open access: yesAdvanced Science, EarlyView.
This review examines gastrointestinal capsule robots through a systems engineering lens, covering shell materials, actuation and localization strategies, diagnostic modalities, therapeutic interventions, and commercialization status. By mapping the complete technological chain from fabrication to clinical deployment, this work identifies critical gaps ...
Zengsheng Li   +8 more
wiley   +1 more source

Physics‐Aware Machine‐Learning‐Driven Inverse Design of Broadband Ultra‐Open Acoustic Metamaterials

open access: yesAdvanced Science, EarlyView.
A physics‐aware machine‐learning framework enables inverse design of ultra‐open acoustic silencers by decoupling spectral and radial design spaces. The approach rapidly identifies broadband, compact, and highly ventilated architectures, while revealing hidden linear design rules that link geometry, impedance matching, and acoustic performance.
Zhiwei Yang   +5 more
wiley   +1 more source

Emotional State Prediction From Online Handwriting and Signature Biometrics

open access: yesIEEE Access, 2019
Handwriting and signature biometrics have a long history in the literature, especially in terms of identity recognition and/or verification; nevertheless, it reveals more information therefore provides more opportunities for personal characteristics ...
Yasemin Bay Ayzeren   +2 more
doaj   +1 more source

Sustained Self‐Powered Real‐Time Vibration Monitoring Through Integrated Nonlinear Harvesting and Energy‐Aware Wireless Sensing

open access: yesAdvanced Science, EarlyView.
A self‐powered vibration sensing platform integrates a quasi‐zero‐stiffness piezoelectric harvester, synchronized electric charge extraction, energy management, and wireless ADC acquisition. Ambient vibration is simultaneously harvested as energy and digitized as information, enabling sustained real‐time waveform monitoring without external power.
Yizhou Li   +10 more
wiley   +1 more source

A Riemannian Dichotomizer Approach on Symmetric Positive Definite Manifolds for Offline, Writer-Independent Signature Verification

open access: yesApplied Sciences
Automated handwritten signature verification continues to pose significant challenges. A common approach for developing writer-independent signature verifiers involves the use of a dichotomizer, a function that generates a dissimilarity vector with the ...
Nikolaos Vasilakis   +2 more
doaj   +1 more source

Review of algorithms for automatic verification of off-line signatures

open access: yesInterfases, 2017
Nowadays, the signature is one of the most accepted badges for personal identification. Its inclusion is mandatory in documents such as bank checks, contracts, credit cards, among other public and private documents.
Luis Enrique Vílchez-Fernández
doaj   +1 more source

Targeting CXCR2 in Nociceptive Sensory Neurons Offers Novel Therapeutic Potentials for Postoperative Pain

open access: yesAdvanced Science, EarlyView.
Tissue incision induces CXCL5 release, which activates neuronal CXCR2 on incision‐innervating sensory neurons. Neuronal CXCR2 couples with TRPA1 to drive mechanical pain and engages p38 MAPK signaling to upregulate TRPV1 and promote heat pain. Targeted Cxcr2 knockdown relieves incisional pain while preserving CXCR2‐dependent neutrophil responses ...
Yushuang Pan   +10 more
wiley   +1 more source

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