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Grouping tasks and data display items via the non-negative matrix factorization
Grouping tasks non-negative matrix factorization
2015/8/21
Analyzing work functions and the IO variables they
need is an important component of designing and evaluating
complex systems. We develop a biclustering method for jointly
grouping work functions a...
Primary students decoding mathematics tasks: The role of spatial reasoning
mathematics tasks spatial reasoning
2015/5/29
In recent years
graphics representations have become
increasingly widespread as society
comes to terms with the information
age.
Learning about selecting classroom tasks and structuring mathematics lessons from students
selecting classroom tasks mathematics lessons
2015/5/29
As part of a larger project1, students’
views on their preferences for particular
types of mathematical tasks were
sought, as well as how they describe
their ideal mathematics lesson, and
th...
Distinguishing between a true period and its alias, and other tasks of model discrimination
Distinguishing alias model discrimination data analysis statistical surveys
2012/2/24
We consider the task of distinguishing between two different alternative models that can roughly equally explain observed time series data, mainly focusing on the period ambiguity case (aliasing). We ...