Sentences with phrase «data sparsity»

Estimates of changes in the freshwater content of the global ocean have suggested that the global ocean is freshening (e.g., Antonov et al., 2002), however, sampling limitations due to data sparsity in some regions, particularly the SH, means that such estimates have an uncertainty that is not possible to quantify.

I have deliberately excluded the war time period and used this as a natural break between the modern and historic records as there is considerable Data sparsity (and other concerns) during the war period, as acknowledged by Phil Jones;

My alleged allegations regarding data sparsity is based on detailed reading, the source of which I did not cite.

Not exact matches

In data parlance, we refer to that as sparsity, and because of sparsity our method will save more as the network grows in size.

«The savings increase with scale because we are exploiting the inherent sparsity in big data,» he said.

These data reflected both the sparsity and uncertainty of the evidence available for the Last Glacial Maximum.

Several previous analyses of tide gauge records1, 2,3,4,5,6 — employing different methods to accommodate the spatial sparsity and temporal incompleteness of the data and to constrain the geometry of long - term sea - level change — have concluded that GMSL rose over the twentieth century at a mean rate of 1.6 to 1.9 millimetres per year.

While all geohistorical data is sparse, the Precambrian eons are times of particular sparsity.

I like your idea of applying the principle of factor sparsity to the data, but your suggestions seem pretty optimistic.

Note also that the issue with the bristlecone pines which was first brought up by Mann et al 1999 only affects the reconstruction between 1400 and 1490 because of the sparsity of data for that period.

Carl Wunsch's concern over the sparsity of the ocean data, as expressed in his recent papers, is mostly related to the part of the ocean below 2000 m (the abyssal ocean).

I am especially interested in the historic aspects of the subject, nanely the belief that we can hve an accurate idea of sea surface global temperatures back to 1850 bearing in mind the sparsity of the data and the methods by which they were collected.

Which is why I have noted in a number of places about the early portion of the data that, considering the sparsity of data in those early years, the apparent relationships were quite remarkable.