نتایج جستجو برای: rich extraction

تعداد نتایج: 320168  

2008
Christina Buttinger Birgit Pröll Jürgen Palkoska Werner Retschitzegger Manfred Schauer Reinhold Immler

E-recruitment is one of the most successful ebusiness applications supporting both, headhunters and job seekers. The explosive growth of online job offers makes the usage of information extraction techniques to build up, e.g., job portals in a semiautomatic way a necessity. Existing approaches, however, hardly cope with the heterogeneous and semistructured nature of job offers nor do they consi...

Journal: :Journal of clinical microbiology 1989
M J Loeffelholz D R Scholl

In a variation of standard DNA extraction methods, Nocardia asteroides was repeatedly exposed to sodium dodecyl sulfate at 60 degrees C for 30 min; each extraction was followed by centrifugation, removal of the nucleic acid-rich supernatant, and suspension of the cell pellet in fresh sodium dodecyl sulfate. The pooled supernatants contained a substantially higher amount of DNA than the first su...

1998
Patricia Robinson

Broadcast news is a rich domain for information extraction, but one that presents new challenges for evaluation. In this paper we present an overview of the first evaluation of information extraction from broadcast news that was conducted as part of the DARPA-funded Hub 4 1998 workshop. We discuss the work that was required to design and administer the evaluation, describe some of the challenge...

2000
Yong Zhu Tieniu Tan Yunhong Wang

A new system for personal identification based on iris patterns is presented in this paper. It is composed of iris image acquisition, image preprocessing, feature extraction and classifier design. The algorithm for iris feature extraction is based on texture analysis using multi-channel Gabor filtering and wavelet transform. Compared with existing methods, our method employs the rich 2-D inform...

Journal: :Separations 2022

This study was focused on the recovery of quercetrin from crude extract Melastoma malabathricum leaves using technique solid-phase extraction. The process variables and their ranges were screened one-factor-at-a-time statistically optimized response surface methodology. results found that 9.13 mg/mL required 18.24 mL 70.5% methanol as eluent to yield an 86.6% w/w fraction containing 36.02 mg/g ...

Journal: :Applied sciences 2023

Flood control is a global problem; increasing number of flooding disasters occur annually induced by climate change and extreme weather events. studies are important knowledge sources for flood risk reduction have been recorded in the academic literature. The main objective this paper was to acquire from long-tail data literature using deep learning techniques. Screening conducted obtain 4742 f...

2011
Mike Chen Razvan Bunescu

The dynamic and continuously growing category structure of Wikipedia has been used in numerous ontology extraction methods. We present a dataset of category subgraphs automatically extracted from Wikipedia that are manually annotated for is-a and instance-of relations in order to enable a more comprehensive evaluation of taxonomy mining approaches. We also show how the new dataset can be used w...

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