Browsing by Subject "Visió per ordinador"
Now showing items 1-20 of 588
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3D Bounding box detection from monocular images
(Universitat Politècnica de Catalunya, 2019-05-08)
Master thesis
Open AccessObject detection is particularly important in robotic applications that require interaction with the environment. Although 2D object detection methods obtain accurate results, these are not enough to provide a complete ... -
3D Face and object reconstruction for mobile applications
(Universitat Politècnica de Catalunya, 2010-07-10)
Master thesis
Open Access
Covenantee: Visual EngineeringThis work is part of project “Mobbio” developed at Visual Engineering within the R&D labs. As will be seen throughout the document, the results obtained with the 3D reconstruction technologies that have developed, not only ... -
3D hand reconstruction from RGB-D/RGB video frames in real-time
(Universitat Politècnica de Catalunya, 2019-04-30)
Master thesis
Open Access
Covenantee: École polytechnique fédérale de LausanneWe present a pipeline able to extract 3D real-world measurements from RGB-D images with high accuracy in real-time. A new method bottom-up multi-person for hand-body pose detection evolved from OpenPifPaf has been presented. ... -
3D human action recognition in multiple view scenarios
(Universitat Politècnica de Catalunya (UPC), 2006)
Conference report
Open AccessThis paper presents a novel view-independent approach to the recognition of human gestures of several people in low resolution sequences from multiple calibrated cameras. In contraposition with other multi-ocular ... -
3D Indoor Scene Generation & Manipulation from 2D Images
(Universitat Politècnica de Catalunya, 2022-07-04)
Bachelor thesis
Restricted access - confidentiality agreementScene reconstruction is the process of reconstructing a digital version of a real world object or environment from pictures or scans of the object. Over the last years, we have experienced growing interest for this task ... -
3D modelling of leaves from color and ToF data for robotized plant measuring
(2011)
Conference report
Restricted access - publisher's policySupervision of long-lasting extensive botanic experiments is a promising robotic application that some recent technological advances have made feasible. Plant modelling for this application has strong demands, particularly ... -
3D reconstruction of underwater structures
(2010)
Conference report
Open AccessEnvironmental change is a growing international concern, calling for the regular monitoring, studying and preserving of detailed information about the evolution of underwater ecosystems. For example, fragile coral reefs ... -
3D Reconstruction of vegetation from orthophotos
(Universitat Politècnica de Catalunya, 2013-06-21)
Bachelor thesis
Open Access[CATALÀ] Mitjançant tècniques de Visió per Computador som capaços de detectar i classificar la flora present en una ortofoto. A partir d'aquesta informació, i d'un conjunt de models de plantes en 3D que generem, elaborem ... -
3D scene reconstruction and understanding from single shot pictures
(Universitat Politècnica de Catalunya, 2012-09)
Master thesis
Open AccessAugmented reality mixes computer generated graphics with real imaging using computer vision techniques. However, nowadays, augmented reality is still a very young field of research, and its applications usually involve ... -
3D shape from multi-camera views by error projection minimization
(2010)
Conference report
Open AccessTraditional shape from silhouette methods compute the 3D shape as the intersection of the back-projected silhouettes in the 3D space, the so called visual hull. However, silhouettes that have been obtained with background ... -
4D Cardiac MRI Segmentation and Surface Reconstruction
(Universitat Politècnica de Catalunya, 2008-10-10)
Master thesis (pre-Bologna period)
Open Access -
A 3D System for training in endoscopical repair of subcondylar fractures of the mandible
(Springer Verlag, 2008)
Article
Open AccessPoster Session: 12th Annual Conference of Iscas. Conventional treatment of the subcondylar fractures of the mandible is challenging because of the medial and anterior displacement of the condylar fragment and the limited ... -
A beta version of an application based on computer vision for the assessment of knee valgus angle: a validity and reliability study
(2023-04-28)
Article
Open AccessBackground: In handball, the kinematics of the frontal plane seem to be one of the most important factors for the development of lower limb injuries. The knee valgus angle is a fundamental axis for injury prevention and ... -
A Comprehensive survey on deep future frame video prediction
(Universitat Politècnica de Catalunya, 2018-01-25)
Master thesis
Open Access
Covenantee: Universitat de BarcelonaEl present projecte planteja l'estudi comprensiu i extens per a la tasca de predicció de fotogrames donada una seqüència de vídeo. Mitjançant l'anàlisi de l'estat de l'art en generació d'imatges, xarxes convolucionals i ... -
A computer vision-based application for the assessment of head posture: A validation and reliability study
(2023-03-01)
Article
Open AccessAs its name implies, the forward head position (FHP) is when the head is further forward of the trunk than normal. This can cause neck and shoulder tension, as well as headaches. The craniovertebral angle (CVA) measured ... -
A confusion matrix for evaluating feature attribution methods
(Institute of Electrical and Electronics Engineers (IEEE), 2023)
Conference lecture
Open AccessThe increasing use of deep learning models in critical areas of computer vision and the consequent need for insights into model behaviour have led to the development of numerous feature attribution methods. However, these ... -
A hierarchical architecture to multiple target tracking
(s. n., 2007)
Conference report
Open AccessThis work presents an architecture based on a modular and hierarchically-organised system to perform Multiple-Target Tracking (MTT). A set of co-operating modules, which work following both bottom-up and top-down paradigms, ... -
A Learning from demonstration approach for robot trajectories through motion-sensing human demonstrations
(Universitat Politècnica de Catalunya, 2020-04-20)
Master thesis
Open AccessThe objective of this thesis is to teach a Baxter robot to learn certain arm trajectories. The robot must be capable of generalizing the primitive movement of the trajectory to new unseen poses. The thesis is framed ... -
A Lifelong Learning Approach to Mobile Robot Navigation
(Universitat Politècnica de Catalunya, 2024-01-25)
Master thesis
Open AccessIn recent years, there has been a substantial increase in research on continuous learning methodologies aiming at equipping robots with cognitive processes that are closely related to human cognition. Our goal is to develop ... -
A new graph matching method for point-set correspondence using the EM algorithm and Softassign
(2012)
Article
Restricted access - publisher's policyFinding correspondences between two point-sets is a common step in many vision applications (e.g., image matching or shape retrieval). We present a graph matching method to solve the point-set correspondence problem, which ...