Browsing by Author "Anbarjafari, Gholamreza"
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3D face reconstruction with region based best fit blending using mobile phone for virtual reality based social media
Anbarjafari, Gholamreza; Haamer, Rain Eric; Lust, I; Tikk, Toomas; Valgma, Lembit (POLSKA AKAD NAUK, 2019-02)The use of virtual reality (VR) has been exponentially increasing and due to that many researchers have started to work on developing new VR based social media. For this purpose it is important to have an avatar of the ... -
Action Recognition Using Single-Pixel Time-of-Flight Detection
Anbarjafari, Gholamreza; Ofodile, Ikechukwu; Helmi, Ahmed; Clapes, Albert; Avots, Egils; Peensoo, Kerttu Maria; Valdma, Sandhra-Mirella; Valdmann, Andreas; Valtna-Lukner, Heli; Omelkov, Sergey; Escalera, Sergio; Ozcinar, Cagri (MDPI, 2019-04)Action recognition is a challenging task that plays an important role in many robotic systems, which highly depend on visual input feeds. However, due to privacy concerns, it is important to find a method which can recognise ... -
Adaptive multi-view video streaming using side information over peer-to-peer networks
Anbarjafari, Gholamreza; Ozcinar, Cagri; Ekmekcioglu, Erhan; Kondoz, Ahmet (SPRINGER, 2019-03)Multi-view plus-depth-map (MVD) video streaming with autostereoscopic displays provides multi-user immersive media experiences. In this context, delivery of MVD representation to multiple clients remains a challenging ... -
Audio-Visual Emotion Recognition in Video Clips
Anbarjafari, Gholamreza; Noroozi, Fatemeh; Marjanovic, Marina; Njegus, Angelina; Escalera, Sergio (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2019-01)This paper presents a multimodal emotion recognition system, which is based on the analysis of audio and visual cues. From the audio channel, Mel-Frequency Cepstral Coefficients, Filter Bank Energies and prosodic features ... -
Automatic access control based on face and hand biometrics in a non-cooperative context
Jahromi, Mohammad N.S.; Bonderup, Morten Bojesen; Asadi-Aghbolaghi, Maryam; Avots, Egils; Nasrollahi, Kamal; Escalera, Sérgio; Moeslund, Thomas Baltzer; Kasaei, Shohreh; Anbarjafari, Gholamreza (Institute of Electrical and Electronics Engineers Inc., 2018)Automatic access control systems (ACS) based on the human biometrics or physical tokens are widely employed in public and private areas. Yet these systems, in their conventional forms, are restricted to active interaction ... -
Automatic garment retexturing based on infrared information
Anbarjafari, Gholamreza; Avots, Egils; Daneshmand, Morteza; Traumann, Andres; Escalera, Sergio (PERGAMON-ELSEVIER SCIENCE LTD, 2016-10)This paper introduces a new automatic technique for garment retexturing using a single static image along with the depth and infrared information obtained using the Microsoft Kinect II as the RGB-D acquisition device. ... -
Automatic Recognition of Facial Displays of Unfelt Emotions
Kulkarni, Kaustubh; Corneanu, Ciprian Adrian; Ofodile, Ikechukwu; Escalera, Sergio; Baro, Xavier; Allik, Juri; Anbarjafari, Gholamreza (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, APR-JUN 20)Humans modify their facial expressions in order to communicate their internal states and sometimes to mislead observers regarding their true emotional states. Evidence in experimental psychology shows that discriminative ... -
Automatic speech based emotion recognition using paralinguistics features
Hook, Jarnes; Noroozi, Fatemeh; Toygar, Onsen; Anbarjafari, Gholamreza (POLSKA AKAD NAUK, 2019)Affective computing studies and develops systems capable of detecting humans affects. The search for universal well-performing features for speech-based emotion recognition is ongoing. In this paper, a small set of features ... -
A biomimetic approach to increasing soft actuator performance by friction reduction
Khuyen, Nguyen Quang; Kiefer, Rudolf; Elhi, Fred; Anbarjafari, Gholamreza; Martínez, José Gabriel; Tamm, Tarmo (MDPI AG, 1 May 2020)While increasing power output is the most straight-forward solution for faster and stronger motion in technology, sports, or elsewhere, efficiency is what separates the best from the rest. In nature, where the possibilities ... -
ChaLearn Looking at People: IsoGD and ConGD Large-Scale RGB-D Gesture Recognition
Wan, Jun; Lin, Chi; Wen, Longyin; Li, Yunan; Miao, Qiguang; Escalera, Sergio; Anbarjafari, Gholamreza; Guyon, Isabelle; Guo, Guodong; Li, Stan Z. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, MAY 2022)The ChaLearn large-scale gesture recognition challenge has run twice in two workshops in conjunction with the International Conference on Pattern Recognition (ICPR) 2016 and International Conference on Computer Vision ... -
Classification of Alzheimer's Disease and Prediction of Mild Cognitive Impairment Conversion Using Histogram-Based Analysis of Patient-Specific Anatomical Brain Connectivity Networks
Anbarjafari, Gholamreza; Beheshti, Iman; Maikusa, Norihide; Daneshmand, Morteza; Matsuda, Hiroshi; Demirel, Hasan (IOS PRESS, 2017)In this study, we investigated the early detection of Alzheimer's disease (AD) and mild cognitive impairment (MCI) conversion to AD through individual structural connectivity networks using structural magnetic resonance ... -
Correction to: Optimal image compression via block-based adaptive colour reduction with minimal contour effect (Multimedia Tools and Applications, (2018), 77, 23, (30939-30968), 10.1007/s11042-018-6118-y)
Rasti, Pejman; Lüsi, Iiris; Bolotnikova, Anastasia; Daneshmand, Morteza; Ozcinar, Cagri; Anbarjafari, Gholamreza (Springer, 2019)After the publication of this work [1], it was noticed that the co-author Pejman Rasti was omitted as the first author following an institutional investigation. The first author’s name is inserted in this erratum article. -
Cycle-consistent generative adversarial neural networks based low quality fingerprint enhancement
Karabulut, Doğuş; Tertychnyi, Pavlo; Arslan, Hasan Sait; Ozcinar, Cagri; Nasrollahi, Kamal; Valls, Joan; Vilaseca, Joan; Moeslund, Thomas Baltzer; Anbarjafari, Gholamreza (Springer, 1 July 202)Distortions such as dryness, wetness, blurriness, physical damages and presence of dots in fingerprints are a detriment to a good analysis of them. Even though fingerprint image enhancement is possible through physical ... -
Dominant and Complementary Emotion Recognition From Still Images of Faces
Anbarjafari, Gholamreza; Guo, Jianzhu; Lei, Zhen; Wan, Jun; Avots, Egils; Hajarolasvadi, Noushin; Knyazev, Boris; Kuharenko, Artem; Silveira Jacques Junior, Julio C.; Baro, Xavier; Demirel, Hasan; Escalera, Sergio; Allik, Jueri (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2018)Emotion recognition has a key role in affective computing. Recently, fine-grained emotion analysis, such as compound facial expression of emotions, has attracted high interest of researchers working on affective computing. ... -
Dynamic bitrate allocation of interactive real-time streamed multi-view video with view-switch prediction
Anbarjafari, Gholamreza; Ozcinar, Cagri (SPRINGER LONDON LTD, 2017-10)In multi-view video (MVV), the real-world scene is usually captured by more than two cameras positioned in an array. A viewer can consume MVV using either a non-interactive or an interactive transmission method. In the ... -
Efficiency of chosen speech descriptors in relation to emotion recognition
Anbarjafari, Gholamreza; Kaminska, Dorota; Sapinski, Tomasz (SPRINGEROPEN, 2017-02-20)This research paper presents parametrization of emotional speech using a pool of common features utilized in emotion recognition such as fundamental frequency, formants, energy, MFCC, PLP, and LPC coefficients. The pool ... -
Emotion Recognition from Skeletal Movements
Anbarjafari, Gholamreza; Pelikant, Adam; Kaminska, Dorota; Sapinski, Tomasz (MDPI, 2019-07)Automatic emotion recognition has become an important trend in many artificial intelligence (AI) based applications and has been widely explored in recent years. Most research in the area of automated emotion recognition ... -
Ensemble Approach for Detection of Depression Using EEG Features
Avots, Egils; Jermakovs, Klavs; Bachmann, Maie; Paeske, Laura; Ozcinar, Cagri; Anbarjafari, Gholamreza (MDPI, FEB 2022)Depression is a public health issue that severely affects one's well being and can cause negative social and economic effects to society. To raise awareness of these problems, this research aims at determining whether the ... -
Ethical AI in facial expression analysis: racial bias
Sham, Abdallah Hussein; Aktas, Kadir; Rizhinashvili, Davit; Kuklianov, Danila; Alisinanoglu, Fatih; Ofodile, Ikechukwu; Ozcinar, Cagri; Anbarjafari, Gholamreza (SPRINGER LONDON LTD, MAY 2022)Facial expression recognition using deep neural networks has become very popular due to their successful performances. However, the datasets used during the development and testing of these methods lack a balanced distribution ... -
From 2D to 3D geodesic-based garment matching
Anbarjafari, Gholamreza; Avots, Egils; Madadi, Meysam; Escalera, Sergio; Gonzalez, Jordi; Baro, Xavier; Pallin, Paul (Springer, 2019-09)A new approach for 2D to 3D garment retexturing is proposed based on Gaussian mixture models and thin plate splines (TPS). An automatically segmented garment of an individual is matched to a new source garment and rendered, ...
