Results 11 to 20 of about 4,724 (255)

Effect of semantic distance on learning structured query language: An empirical study

open access: yesFrontiers in Psychology, 2022
Students of database courses usually encounter difficulties in learning structured query language (SQL). Numerous studies have been conducted to improve how students learn SQL. However, learning SQL remains difficult. This study analyzed the difficulties
Shin-Shing Shin
doaj   +1 more source

Intelligent task-oriented semantic communications:theory, technology and challenges

open access: yesTongxin xuebao, 2022
Objectives: In the future, intelligent interconnection of all things, such as machine-to-machine and human-to-machine, poses challenges to traditional communication methods. The semantic communication method that extracts semantic information from source
Chuanhong LIU   +5 more
doaj   +2 more sources

A Formal Semantics for P-Code

open access: yes, 2023
AbstractDecompilation is currently a widely used tool in reverse engineering and exploit detection in binaries. Ghidra, developed by the National Security Agency, is one of the most popular decompilers. It decompiles binaries to high P-Code, from which the final decompilation output in C code is generated.
Nico Naus   +3 more
openaire   +2 more sources

Semantic communications for future: basic principle and implementation methodology

open access: yesTongxin xuebao, 2023
The basic principle of semantic communications and the associated implementation methodology were introduced.First, the systematic model of semantic communications was proposed and basic concepts and terminology were deduced by comparing the fundamental ...
Ping ZHANG   +3 more
doaj   +2 more sources

Bridging Code Semantic and LLMs: Semantic Chain-of-Thought Prompting for Code Generation

open access: yesCoRR, 2023
Large language models (LLMs) have showcased remarkable prowess in code generation. However, automated code generation is still challenging since it requires a high-level semantic mapping between natural language requirements and codes. Most existing LLMs-based approaches for code generation rely on decoder-only causal language models often treate codes
Ma, Yingwei   +7 more
openaire   +2 more sources

Be concrete to be comprehended:consistent imageability effects in semantic dementia for nouns, verbs, synonyms and associates [PDF]

open access: yes, 2013
There are two contrasting views on the nature of comprehension impairment in semantic dementia: (a) that it stems from degradation of a pan-modal "hub" that represents core conceptual knowledge or (b) that it results from degradation of modality-specific
Hoffman, Paul; id_orcid   +5 more
core   +1 more source

Distinct and common neural coding of semantic and non-semantic control demands

open access: yesNeuroImage, 2021
The flexible retrieval of knowledge is critical in everyday situations involving problem solving, reasoning and social interaction. Current theories emphasise the importance of a left-lateralised semantic control network (SCN) in supporting flexible ...
Zhiyao Gao   +9 more
doaj   +1 more source

Learning midlevel image features for natural scene and texture classification [PDF]

open access: yes, 2007
This paper deals with coding of natural scenes in order to extract semantic information. We present a new scheme to project natural scenes onto a basis in which each dimension encodes statistically independent information.
O'Connor, Noel E.   +4 more
core   +1 more source

Semantic Predictive Coding with Arbitrated Generative Adversarial Networks

open access: yesMachine Learning and Knowledge Extraction, 2020
In spatio-temporal predictive coding problems, like next-frame prediction in video, determining the content of plausible future frames is primarily based on the image dynamics of previous frames.
Radamanthys Stivaktakis   +2 more
doaj   +1 more source

Barking up the right tree: Univariate and multivariate fMRI analyses of homonym comprehension

open access: yesNeuroImage, 2020
Homonyms are a critical test case for investigating how the brain resolves ambiguity in language and, more generally, how context influences semantic processing. Previous neuroimaging studies have associated processing of homonyms with greater engagement
Paul Hoffman, Andres Tamm
doaj   +1 more source

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