This research investigated the role of frequency and semantic factors in the processing of morphologically complex words. Unaffixed targets were immediately preceded by either inflected or derived primes that were either high or low in frequency. In Experiment 1, low-frequency inflections and derivations produced equivalent priming effects, whereas high-frequency inflections produced more priming than derivations. In Experiment 2, both semantic and morphological priming varied as a function of SOA (50, 150, and 250 ms). The difference in priming of inflections and derivations increased as SOA increased. Results suggest that frequency and semantic similarity interactively modulate the magnitude of morphological priming and, by inference, affect the processing of morphologically complex words. Dual-route and connectionist accounts are discussed.
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http://dx.doi.org/10.1006/brln.2001.2527 | DOI Listing |
J Cogn Neurosci
January 2025
National Central University, Taoyuan City, Taiwan.
Pitch variation of the fundamental frequency (F0) is critical to speech understanding, especially in noisy environments. Degrading the F0 contour reduces behaviorally measured speech intelligibility, posing greater challenges for tonal languages like Mandarin Chinese where the F0 pattern determines semantic meaning. However, neural tracking of Mandarin speech with degraded F0 information in noisy environments remains unclear.
View Article and Find Full Text PDFSci Rep
January 2025
School of Electronic and Information Engineering, Changsha Institute of Technology, Changsha, 410200, China.
In order to solve the limitations of flipped classroom in personalized teaching and interactive effect improvement, this paper designs a new model of flipped classroom in colleges and universities based on Virtual Reality (VR) by combining the algorithm of Contrastive Language-Image Pre-Training (CLIP). Through cross-modal data fusion, the model deeply combines students' operation behavior with teaching content, and improves teaching effect through intelligent feedback mechanism. The test data shows that the similarity between video and image modes reaches 0.
View Article and Find Full Text PDFBiology (Basel)
January 2025
School of Instrumentation Science and Optoelectronic Engineering, Beihang University, Beijing 100191, China.
Neural oscillations observed during semantic processing embody the function of brain language processing. Precise parameterization of the differences in these oscillations across various semantics from a time-frequency perspective is pivotal for elucidating the mechanisms of brain language processing. The superlet transform and cluster depth test were used to compute the time-frequency representation of oscillatory difference (ODTFR) between neural activities recorded by optically pumped magnetometer-based magnetoencephalography (OPM-MEG) during processing congruent and incongruent Chinese semantics.
View Article and Find Full Text PDFBrain Sci
January 2025
Department of Exercise Science and Pre-Health Professions, Creighton University, Omaha, NE 68178, USA.
Background/objectives: We examined the effects of cardiovascular exercise on verbal fluency using a between-groups design.
Methods: Within our experimental (i.e.
Light Sci Appl
January 2025
Wuhan National Laboratory for Optoelectronics, Next Generation Internet Access National Engineering Laboratory, and Hubei Optics Valley Laboratory, School of Optical and Electronic Information, Huazhong University of Science and Technology, Wuhan, 430074, China.
We propose and validate a novel optical semantic transmission scheme using multimode fiber (MMF). By leveraging the frequency sensitivity of intermodal dispersion in MMFs, we achieve high-dimensional semantic encoding and decoding in the frequency domain. Our system maps symbols to 128 distinct frequencies spaced at 600 kHz intervals, demonstrating a seven-fold increase in capacity compared to conventional communication encoding.
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