Results 41 to 50 of about 624,160 (323)

Efficient Graph Similarity Search in External Memory

open access: yesIEEE Access, 2017
Many real-world applications, such as bioinformatics, data mining, pattern recognition, and social network analysis, benefit from efficient solutions for the graph similarity search problem.
Xiaoyang Chen   +3 more
doaj   +1 more source

A Power Grid Fault Diagnosis Method in the Case of Alarm Information Loss Based on the Top-k Skyline Query Algorithm

open access: yesEnergies, 2021
After the failure of the power system, a large amount of alarm information will flood into the dispatching terminal instantly. At the same time, there are inevitable problems, such as the abnormal operation of the protection and the circuit breaker, the ...
Lei Jin   +3 more
doaj   +1 more source

Speciation Through the Lens of Population Dynamics: A Theoretical Primer on How Small and Large Populations Diverge

open access: yesPopulation Ecology, EarlyView.
Population size and dynamics fundamentally shape speciation by influencing genetic drift, founder events, and adaptive potential. Small populations may speciate rapidly due to stronger drift, whereas large populations harbor more genetic diversity, which can alter divergence trajectories. We highlight theoretical models that incorporate population size
Ryo Yamaguchi   +3 more
wiley   +1 more source

Object Retrieval in Microscopic Images of Rocks Using the Query by Sketch Method

open access: yesApplied Sciences, 2019
This paper presents the retrieval method of geological images or their fragments using Query by Sketch method. The sketch can be created manually, for instance using a graphics editor, and may show the shape of objects or their distribution within an ...
Magdalena Habrat, Mariusz Młynarczuk
doaj   +1 more source

Link-Driven Study to Enhance Text-Based Image Retrieval: Implicit Links Versus Explicit Links

open access: yesIEEE Access, 2023
Due to the explosive growth of digital images, new efficient and effective methodologies and tools are needed in the image retrieval field. Compared to the content-based image retrieval approach that suffers from the semantic gap, the text-based image ...
Karim Gasmi, Hatem Aouadi, Mouna Torjmen
doaj   +1 more source

Function Assistant: A Tool for NL Querying of APIs

open access: yes, 2017
In this paper, we describe Function Assistant, a lightweight Python-based toolkit for querying and exploring source code repositories using natural language.
Kuhn, Jonas, Richardson, Kyle
core   +1 more source

Explaining Wrong Queries Using Small Examples [PDF]

open access: yesProceedings of the 2019 International Conference on Management of Data, 2019
For testing the correctness of SQL queries, e.g., evaluating student submissions in a database course, a standard practice is to execute the query in question on some test database instance and compare its result with that of the correct query. Given two queries $Q_1$ and $Q_2$, we say that a database instance $D$ is a counterexample (for $Q_1$ and ...
Sudeepa Roy, Jun Yang, Zhengjie Miao
openaire   +3 more sources

FoxO1 signaling in B cell malignancies and its therapeutic targeting

open access: yesFEBS Letters, EarlyView.
FoxO1 has context‐specific tumor suppressor or oncogenic character in myeloid and B cell malignancies. This includes tumor‐promoting properties such as stemness maintenance and DNA damage tolerance in acute leukemias, or regulation of cell proliferation and survival, or migration in mature B cell malignancies.
Krystof Hlavac   +3 more
wiley   +1 more source

Querying Knowledge Graphs by Example Entity Tuples [PDF]

open access: yesIEEE Transactions on Knowledge and Data Engineering, 2015
We witness an unprecedented proliferation of knowledge graphs that record millions of entities and their relationships. While knowledge graphs are structure-flexible and content rich, they are difficult to use. The challenge lies in the gap between their overwhelming complexity and the limited database knowledge of non-professional users.
Chengkai Li   +4 more
openaire   +3 more sources

Insights into PI3K/AKT signaling in B cell development and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
This Review explores how the phosphoinositide 3‐kinase and protein kinase B pathway shapes B cell development and drives chronic lymphocytic leukemia, a common blood cancer. It examines how signaling levels affect disease progression, addresses treatment challenges, and introduces novel experimental strategies to improve therapies and patient outcomes.
Maike Buchner
wiley   +1 more source

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