نتایج جستجو برای: labelling index
تعداد نتایج: 408110 فیلتر نتایج به سال:
Deterministic annealing and relaxation labeling algorithms for classiication and matching are presented and discussed. A new approach |self annealing|is introduced to bring deterministic annealing and relaxation labeling into accord. Self annealing results in an emergent linear schedule for winner-take-all and assignment problems. Also, the relaxation labeling algorithm can be seen as an approx...
In this paper, we tackle the problem of matching of objects in video in the context of the rough indexing paradigm. The approach developed is based on matching of region adjacency graphs (RAG) of pre-segmented objects. In the context of the rough indexing paradigm, the video data are of very low resolution and segmentation is consequently inaccurate. Hence the RAGs vary with the time. The contr...
AIM To investigate the association between proliferating cell nuclear antigen immunostaining and various clinicopathological variables, and its prognostic value in breast carcinoma. METHODS A monoclonal antibody PC10 was applied to formalin fixed, paraffin wax embedded tissue in 144 cases of primary breast cancer. PCNA immunostaining was scored by counting 1000 cells; the percentage of positi...
A novel approach to junction detection using an explicit line finder model and contextual rules is presented. Contextual rules expressing properties of 3D-edges (surface orientation discontinuities) limit the number of line intersections interpreted as junctions. Probabilistic relaxation labelling scheme is used to combine the a priori world knowledge represented by contextual rules and the inf...
A Study of Optimisation Approaches to Probabilistic Relaxation Labelling on a 3 Node 2 Label Problem
We present a comparative study of several optimisation approaches used in probabilistic relaxation labelling. For test purposes, we propose a 3 node 2 label variant of Rosenfelds famous triangle labelling problem. Experiments comparing Rosenfelds original probability updating rule with the theoretically better justified projected gradient method of Hummel et al show that the latter is to prefer...
BACKGROUND Precautionary 'may contain' warnings are used to indicate possible allergen contamination. Neither food safety nor foods labelling legislation address this issue. The aim of this study is to understand how peanut and nut allergic adults interpret 'may contain' labelling and how they use this information when purchasing food. METHODS Qualitative methods were used to explore both beh...
We investigate natural extensions of the Continuous Image Graph (CIG) labelling scheme, which is based on the Consecutive Ones Property of matrices. The CIG labelling scheme generalizes tree labelling schemes to many graphs yet remaining as efficient, i.e., adjacency tests run in constant time, the space requirement is constant per node, and testing whether a graph is a CIG is possible in polyn...
We present a new mixed method of LDA-VQ to predict Korean prosodic break index(PBI) for a given utterance. PBI can be used as an important cue of syntactic discontinuity in continuous speech recognition(CSR). Our proposed method, LDA-VQ model, consists of three steps. At the first step, PBI was predicted with the information of syllable and pause duration through the linear discriminant analysi...
Meningiomas are one of the most frequent intracranial tumours, with 13 histological types and three grades according to the 2007 WHO Classification of Tumours of the Central Nervous System. p53, as one of the most potent tumour suppressor proteins, plays a role in nearly 50% of human tumours. Poly(ADP-ribose) polymerase (PARP) is a DNA repair enzyme with high ATP demand. It plays a role in apopt...
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