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glial_counts

log-normalized count data from astrocytes and oligodendrocytes in the p6 mouse cortex.

Bundled with projectR · exported, loads via data()

Class
dgTMatrix
S4 · Matrix
Dimensions
2,996 × 5,183
Missing
0
Format
rda · xz
version 2 · 1.6 MB
File
data/glial_counts.rda
Fingerprint
aa8a7fc5
Format documented
Yes
Source
Source not stated
About this object

A sparse matrix in triplet form (row index, column index, value per entry). Easy to build incrementally, then converted to compressed form for computation. R object catalogue

Values

Computed over the stored entries only, not over every cell. The implicit zeros are excluded.

numeric
Stored entries
1,185,918
Missing
0
Min.
0.381118
1st Qu.
1.46576
Median
1.76211
Mean
2.05234
3rd Qu.
2.30438
Max.
10.7756
Std. dev
1.06023
Distinct
53,846
Skewness
2.424
Kurtosis
8.397
Outliers
93,752 0 low · 93752 high
Sparse storage
Stored entries
1,185,918
Cells
15,528,268
Density
7.6%
Shape
general
Storage
triplet
Value type
double
Columns

This object is 5,183 columns wide. A dgTMatrix carries no per-column schema, so its width is what the catalogue records and there is nothing to list one column at a time. What it holds is described whole instead, summarised over its stored entries: see Values above.

Structure fingerprint

1 other dataset carries the same structure fingerprint. That fingerprint is a digest of the column names and their types, and a dgTMatrix carries neither, so a match is not another object with the same columns. Nor is it one of the same width: on this kind the same fingerprint is carried at more than one width. The datasets are not listed, because that is not a list of anything this one is related to.

Version history
VersionReleasedSizeChangeStored asConfidence
3.232026-04-282,996 × 5,183Unchangedrda · xz
version 2 · 1.6 MB
exact
3.222025-10-292,996 × 5,183Unchangedrda · xz
version 2 · 1.6 MB
exact
3.212025-04-152,996 × 5,183Unchangedrda · xz
version 2 · 1.6 MB
exact
3.202024-10-292,996 × 5,183Unchangedrda · xz
version 2 · 1.6 MB
exact
3.192024-04-302,996 × 5,183Unchangedrda · xz
version 2 · 1.6 MB
exact
3.182023-10-242,996 × 5,183–rda · xz
version 2 · 1.6 MB
exact

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