Results 1 to 10 of about 773,443 (250)

Calibrated term presence modelling for CCUS patent abstracts: a case study with variational autoencoders and retrieval baselinesCalibrated term presence modelling for CCUS patent abstracts: a case study with variational autoencoders and retrieval baselines [PDF]

open access: yesRoyal Society Open Science
Patent codes may lack granularity when carbon capture, utilization and storage (CCUS) inventions combine climate and chemical engineering concepts.
Charalampos Matsantonis   +4 more
doaj   +2 more sources

Contrastive learning enhanced retrieval-augmented few-shot framework for multi-label patent classification. [PDF]

open access: yesPLoS ONE
The rapid expansion of patent databases poses increasing challenges for multi-label patent classification, particularly for inventions spanning multiple technological domains.
Wenlong Zheng   +3 more
doaj   +2 more sources

Innovating Patent Retrieval: A Comprehensive Review of Techniques, Trends, and Challenges in Prior Art Searches

open access: yesApplied System Innovation
As the patent landscape continues to grow, so does the complexity of retrieving relevant “prior art”, “background art”, or “state of the art” from an expanding pool of publicly available patent data, a critical step in establishing novelty.
Liyanage C De Silva   +2 more
exaly   +3 more sources

Methods of Patent Knowledge Graph Construction [PDF]

open access: yesJisuanji kexue, 2022
Patent knowledge graph plays a important role in patent accurate retrieval,patent in-depth analysis and patent know-ledge training.This paper proposes a practical patent knowledge graph construction method based on seed knowledge graph,text mining and ...
DENG Liang, CAO Cun-gen
doaj   +1 more source

Delivery sheath tip invagination – An unusual cause of failure to retrieve duct occluder

open access: yesAnnals of Pediatric Cardiology, 2021
Transcatheter closure of patent ductus arteriosus is the standard of care. Retrieval of a duct occluder device is generally easy until it is detached from the delivery cable.
Anunay Gupta   +3 more
doaj   +1 more source

A Supervised Requirement-oriented Patent Classification Scheme Based on the Combination of Metadata and Citation Information [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2015
Patent classification systems are applied extensively in innovative analysis. Existing patent classification schemes are either technology-dependent or TRIZ-based.
Fujin Zhu   +3 more
doaj   +1 more source

Comparative efficacy of Chinese patent medicines for non-alcoholic fatty liver disease: A network meta-analysis

open access: yesFrontiers in Pharmacology, 2023
Background: The incidence of Non-alcoholic fatty liver disease (NAFLD) is increasing year by year. Researches showed that Chinese patent medicines (CPMs) had achieved good efficacy in the treatment of Non-alcoholic fatty liver disease.
Lihui Zhang   +10 more
doaj   +1 more source

Application of Deep Convolutional Neural Network Under Region Proposal Network in Patent Graphic Recognition and Retrieval

open access: yesIEEE Access, 2022
The present work studies the algorithms of recognizing and retrieving patent graphics to protect the intellectual property of products and improve the effeciency of product design. Traditional image detection algorithms often provide limited accuracy. In
Ming Li, Hui Li
doaj   +1 more source

The State of the Art in Evolocumab Treatments for Hypercholesterolemia Based on Technological Prospecting [PDF]

open access: yesBrazilian Journal of Pharmaceutical Sciences
This study used the technological prospecting of scientific databases and applied patent documents toexamine the state of the art in evolocumab (EVO) treatments for hypercholesterolemia.
Alessandra Moreira de Oliveira   +2 more
doaj   +2 more sources

Technology theme mining of integrated circuit manufacturing industry chain based on patents [PDF]

open access: yesSHS Web of Conferences, 2022
Excavate and compare the technical themes of IC manufacturing industry chain of domestic and foreign patents, so as to objectively and comprehensively reveal the technical themes and differences of IC manufacturing in domestic and foreign, hoping to ...
Hu Kun   +3 more
doaj   +1 more source

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