Results 91 to 100 of about 52,386 (322)

Semantics-Preserving Bag-of-Words Models and Applications

open access: yesIEEE Transactions on Image Processing, 2010
The Bag-of-Words (BoW) model is a promising image representation technique for image categorization and annotation tasks. One critical limitation of existing BoW models is that much semantic information is lost during the codebook generation process, an important step of BoW.
Lei Wu, Steven C. H. Hoi, Nenghai Yu
openaire   +4 more sources

Enhanced bag of words using multilevel k-means for human activity recognition

open access: yesEgyptian Informatics Journal, 2016
This paper aims to enhance the bag of features in order to improve the accuracy of human activity recognition. In this paper, human activity recognition process consists of four stages: local space time features detection, feature description, bag of ...
Motasem Elshourbagy   +2 more
doaj   +1 more source

Dense Bag-of-Temporal-SIFT-Words for Time Series Classification

open access: yes, 2015
International audienceThe SIFT framework has shown to be effective in the image classification context. In [4], we designed a Bag-of-Words approach based on an adaptation of this framework to time series classification. It relies on two steps: SIFT-based
Bailly, Adeline   +9 more
core   +1 more source

The musculature and skeleton of the pelvic fin of the crocodile shark, Pseudocarcharias kamoharai (Matsubara, 1936) (Elasmobranchii: Lamniformes): Morphology and sexual dimorphism

open access: yesThe Anatomical Record, EarlyView.
This work brings new information on the sexual characteristics of the crocodile shark (Pseudocarcharias kamoharai) exploring the pelvic fin musculature, as well as the siphon sac and the musculature and skeleton of the clasper. Our paper is the first to point out clearly the sexual dimorphism related exclusively to the pelvic fin musculature in males ...
Laura F. Mianutti   +2 more
wiley   +1 more source

Bag-of-words based deep neural network for image retrieval

open access: yes, 2014
This work targets image retrieval task hold by MSR-Bing Grand Challenge. Image retrieval is considered as a challenge task because of the gap between low-level image representation and high-level textual query representation.
Yang, Kuiyuan   +13 more
core   +1 more source

Bag of words KAZE (BoWK) with two-step classification for high-resolution remote sensing images [PDF]

open access: yes, 2019
The bag-of-words (BoW) model has been widely used for scene classification in recent state-of-the-art methods. However, inter-class similarity among scene categories and very high spatial resolution imagery makes its performance limited in the remote ...
Wang, W. (Weiqiang)   +11 more
core   +1 more source

Born this way: Does variation in perinatal limb bone morphology predict adult locomotor repertoire in primates?

open access: yesThe Anatomical Record, EarlyView.
Abstract Primates show a high degree of locomotor diversity that engenders similar variance in limb bone cross‐sectional geometry and bending strength: leaping primates have stronger hindlimb bones whereas suspensory species have stronger forelimb bones.
Angela M. Mossor   +7 more
wiley   +1 more source

Scale Coding Bag-of-Words for Action Recognition

open access: yes2014 22nd International Conference on Pattern Recognition, 2014
Recognizing human actions in still images is a challenging problem in computer vision due to significant amount of scale, illumination and pose variation. Given the bounding box of a person both at training and test time, the task is to classify the action associated with each bounding box in an image. Most state-of-the-art methods use the bag-of-words
Fahad Shahbaz Khan   +3 more
openaire   +4 more sources

Interpreting a Legacy Fossil Assemblage Excavated From Waribruk (New Guinea II Cave), GunaiKurnai Aboriginal Country, Snowy River National Park, Southeastern Australia

open access: yesArchaeology in Oceania, EarlyView.
ABSTRACT In this paper we report on faunal remains recovered from a legacy archaeological excavation undertaken in the rockshelter entrance of Waribruk (New Guinea II Cave), a GunaiKurnai site located on the west bank of the Snowy River, East Gippsland, southeastern Australia.
Matthew C. McDowell   +7 more
wiley   +1 more source

Bag-of-Visual-Words for Cattle Identification from Muzzle Print Images

open access: yesApplied Sciences, 2019
Cattle, buffalo and cow identification plays an influential role in cattle traceability from birth to slaughter, understanding disease trajectories and large-scale cattle ownership management.
Ali Ismail Awad, M. Hassaballah
doaj   +1 more source

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