Essentially, if we increase the number of features fed to the classifier, we run into the danger of overfitting the training data: the classifier focuses on insignificant parts of the data and will not generalise very well to unseen test data.
Interestingly, many of the interventions reported to have a statistically insignificant effect focused on ego orientation rather than task orientation (Duda & Nicholls, 1992), as shown by the frequent coding of "provide opportunities for social comparison".
A third factor, Professor Seiver said, is the "law of large numbers," which holds that random errors become insignificant when focusing on many observations.
The insignificant relationship between subjective norms and PA intention of children may be explained by the focus of other people on the academic achievement of children and the lack of care for their intention to engage in PA.
David Tucker of the United States Army War College said that the bombing was "insignificant for the conventional military balance but important for the political struggle that was the primary focus of the enemy [Vietcong]".
The media focused on the most insignificant details instead of getting off their asses and doing actual research," Winters said.
Lens cleanliness is not critical – a few bits of dirt or smudges won't be in focus and will only block and scatter an insignificant amount of light.
While rats are known to prey heavily on FFSH congeners on other islands [47], W&D's primary source for reproductive data on FFSH on Lord Howe Island, Priddell et al. [14], dismisses rat impacts as unsubstantiated and insignificant, and instead focuses on loss of nesting habitat due to increased urbanization as a likely source of declining numbers of breeding pairs.
"Collecting insignificant pieces of matter".
When patients and relatives are focused on the life-and-death risks of heart ailments and of surgery, Mr. Lynam said, "it's not surprising that they might not remember about hearing about the relatively insignificant chance of hepatitis transmission".
At the time, it seemed an insignificant act of disobedience.
