نتایج جستجو برای: semantic feature analysis

تعداد نتایج: 3070569  

Feature Selection (FS) is an important pre-processing step in machine learning and data mining. All the traditional feature selection methods assume that the entire feature space is available from the beginning. However, online streaming features (OSF) are an integral part of many real-world applications. In OSF, the number of training examples is fixed while the number of features grows with t...

2014
Mahdi Noorian Ebrahim Bagheri Weichang Du

Software Product Line (SPL) engineering promotes the systematic and large-scale reuse of design and implementation artifacts. Feature models are one of the main artefact of SPLE approach which essentially characterize the similar and variant functional and operational specifications of the product family. Given the complexity of the variabilities represented by feature models, it is often hard ...

2010
Aysun Güran Eren Bekar Selim Akyokuş

In this paper we analyze the performances of a feature-based and two semantic-based text summarization algorithms on a new Turkish corpus. The feature-based algorithm uses the statistical analysis of paragraphs, sentences, words and formal clues found in documents, whereas the two semanticbased algorithms employ Latent Semantic Analysis (LSA) approach which enables the selection of the most imp...

Journal: :Aphasiology 2021

Background Multiple sclerosis (MS) commonly includes anomia and other communicative deficits that affect participation quality of life. Anomia treatment in MS is currently unexplored. Owing to the degenerative nature MS, compensatory might be preferable restorative treatment. Semantic feature analysis (SFA) has been reported have a effect aphasia traumatic brain injury, it can also used as word...

2009
Cheng-Chieh Chiang Jia-Wei Wu Greg C. Lee

This paper presents a new image feature that is based on a semantic-level perspective in order to bridge the semantic gap between low-level features of images and high-level concepts of human perception. In this work, low-level image features are first quantized into a set of visual words, and then we apply probabilistic Latent Semantic Analysis model to automatically analyze what kinds of hidd...

2010
Changqin Quan Fuji Ren

Emotion words have been well used as the most obvious choice as feature in the task of textual emotion recognition and automatic emotion lexicon construction. In this work, we explore features for recognizing word emotion. Based on RenCECps (an annotated emotion corpus) and MaxEnt (Maximum entropy) model, several contextual features and their combination have been experimented. Then PLSA (proba...

2011
Aydin Ulas Peter J. Schüffler Manuele Bicego Umberto Castellani Vittorio Murino

In this paper we propose to use advanced classification techniques with shape features for nuclei classification in tissue microarray images of renal cell carcinoma. Our aim is to improve the classification accuracy in distinguishing between healthy and cancerous cells. The approach is inspired by natural language processing. Several features are extracted from the automatically segmented nucle...

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