نتایج جستجو برای: co occurrence of words
تعداد نتایج: 21202946 فیلتر نتایج به سال:
Introduction Uranium and cobalt do not form a binary compound with the hexagonal Th2Ni17-type crystal structure but this structure can be stabilized by a small substitution of Co by a third element, e.g. Si or Ge [Berlureau et al., 1993; Chevalier et al., 1996; Shiokawa et al., 1994]. The homogeneity range extends from x = 1.3 to 3 in the U2Co17-xGex system [Chevalier et al., 1996]. The related...
We present results on the relation discovery task, which addresses some of the shortcomings of supervised relation extraction by applying minimally supervised methods. We describe a detailed experimental design that compares various configurations of conceptual representations and similarity measures across six different subsets of the ACE relation extraction data. Previous work on relation dis...
Extending popular histogram representations of local motion patterns, we present a novel weighted integration method based on an assumption that a motion importance should be changed by its appearance to obtain better recognition accuracies. The proposed integration method of motion and appearance patterns can weight information involving “what is moving” by discriminant way. The discriminant w...
Using co-occurrence statistics to measure word similarities/relatedness has applications in many areas of natural language processing. Our experiment results also indicate that two words with zero co-occurrence statistics could still be related. In this paper, we present two algorithms, both of which were evaluated on 80 synonym test questions from the Test of English as a Foreign Language (TOE...
â â â â â abstract: â as the number of independent countries increases and their economies become more integrated, we would expect to observe more multi-country currency ::::union::::s. this paper explores the pros and cons for different countries to adopt as an anchor the us dollar, the euro or the yen. in addition, it addresses the question of how co-movement of outputs and prices would res...
To obtain high quality of results in gamma spectrometry, it is necessary to calibrate energy and efficiency of gamma detector as accurate as possible. To achieve this aim, utilizing the convenient gamma source can be very useful. Therefore, purpose of present study was to evaluate the determined efficiency by single point gamma sources and multi-nuclides gamma source in a high purity germanium ...
When changing the format of an image from simple RGB to HSV, YIQ and Dithered image, the characteristics of image also change. In this paper, the similar images in the above formats are retrieved using statistical and structural retrieving techniques i.e. GLCM (Gray Level Co-occurrence Matrix) and Wavelet Decomposition techniques. The best results are coming for dithered, HSV images by using GL...
We present a tool for automatically generating a visual summary of unstructured text data retrieved from documents, web sites or social media feeds. Unlike tools such as word clouds, we are able to visualise structures and topic relationships occurring in a document. These relationships are determined by a unique approach to co-occurrence analysis. The algorithm applies a decaying function to t...
This kind of category ambiguity has been cited as evidence against the logical possibility of learning grammatical categories from distribution (Pinker 1987). Indeed, if we are to take seriously the many proposals that children may learn which words should be categorized together based on such cues as local co-occurrence (e.g., Redington, Chater & Finch 1998; Mintz 2003), we must address the po...
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