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Kello, Christopher T. – Psychological Review, 2013
It is now well-established that intrinsic variations in human neural and behavioral activity tend to exhibit scaling laws in their fluctuations and distributions. The meaning of these scaling laws is an ongoing matter of debate between isolable causes versus pervasive causes. A spiking neural network model is presented that self-tunes to critical…
Descriptors: Cognitive Science, Scaling, Neurological Organization, Cognitive Processes
Mullis, Ina V. S., Ed.; Martin, Michael O., Ed. – International Association for the Evaluation of Educational Achievement, 2013
Now entering into its 20th year of data collection, Trends in International Mathematics and Science Study, (TIMSS) is an international assessment of mathematics and science at the fourth and eighth grades. TIMSS 2015 is the most recent in the TIMSS series, which began with the first assessments in 1995 and has continued every four years--1999,…
Descriptors: Mathematics Achievement, Educational Assessment, Student Evaluation, Grade 4
Mullis, Ina V. S.; Martin, Michael O.; Ruddock, Graham J.; O'Sullivan, Christine Y.; Preuschoff, Corinna – International Association for the Evaluation of Educational Achievement, 2009
Because of the educational importance of mathematics and science, IEA's (International Association for the Evaluation of Educational Achievement) Trends in International Mathematics and Science Study, widely known as TIMSS, is dedicated to providing countries with information to improve teaching and learning in these curriculum areas. Conducted…
Descriptors: Mathematics Achievement, Academic Achievement, Science Achievement, Grade 8