نتایج جستجو برای: single extraction
تعداد نتایج: 1024580 فیلتر نتایج به سال:
In this study, solid state fermentation (SSF) was carried out to produce single cell protein (SCP) from sugarcane bagasse using Saccharomyces cerevisiae. The SSF experiment were performed in a tray bioreactor. The influence of several parameters including extraction buffer, initial moisture content of substrate, fermentation time, relative humidity in bioreactor, the bioreactor temperature and ...
Existing methods for single document keyphrase extraction usually make use of only the information contained in the specified document. This paper proposes to use a small number of nearest neighbor documents to provide more knowledge to improve single document keyphrase extraction. A specified document is expanded to a small document set by adding a few neighbor documents close to the document,...
Intrinsic image extraction has long been an important task for computer vision applications. However, this task is nontrivial at all because it is an ill-conditioned problem. The technique proposed in this paper uses one single image to achieve the purpose. The proposed approach first convolves the input image with a prescribed set of derivative filters. The pixels of the derivative images are ...
ABSTRACT A platform is proposed for the extraction of nutraceuticals ingredients from natural products, which includes the following three processes: 1. Single-stage extraction using scCO2 (supercritical CO2). 2. Single-stage extraction using of high-pressure hot water and /or hot water with scCO2. 3. Multistage extraction, with counter-currently contact between scCO2 and H2O with the raw mater...
In this paper we propose a method for automatic color extraction and indexing to support color queries of image and video databases. This approach identifies the regions within images that contain colors from predetermined color sets. By searching over a large number of color sets, a color index for the database is created in a fashion similar to that for file inversion. This allows very fast i...
Keyphrases have found wide ranging application in NLP and IR tasks such as document summarization, indexing, labeling, clustering and classification. In this paper we pose the problem of extracting label specific keyphrases from a document which has document level metadata associated with it namely labels or tags (i.e. multi-labeled document). Unlike other, supervised or unsupervised, methods f...
BACKGROUND Tooth extraction is associated with dimensional changes in the alveolar ridge. The aim was to examine the effect of single versus contiguous teeth extractions on the alveolar ridge remodeling. MATERIAL AND METHODS Five female beagle dogs were randomly divided into three groups on the basis of location (anterior or posterior) and number of teeth extracted - exctraction socket classi...
Some Information Extraction (IE) systems are limited to extracting events expressed in a single sentence. It is not clear what effect this has on the difficulty of the extraction task. This paper addresses the problem by comparing a corpus which has been annotated using two separate schemes: one which lists all events described in the text and another listing only those expressed within a singl...
Building facade extraction is the primary step in the recognition process in outdoor scenes. It is also a challenging task since each building can be viewed from different angles or under different lighting conditions. In outdoor imagery, regions, such as sky, trees, pavement cause interference for a successful building facade recognition. In this paper we propose a knowledge based approach to ...
Because of cellular heterogeneity, the analysis of endogenous molecules from single cells is of significant interest and has major implications. While micromanipulation or cell sorting followed by cell lysis is already used for subsequent molecular examinations, approaches to directly extract the content of living cells remain a challenging but promising alternative to achieving non-destructive...
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