Below are the first 10 and last 10 pages of uncorrected machine-read text (when available) of this chapter, followed by the top 30 algorithmically extracted key phrases from the chapter as a whole.
Intended to provide our own search engines and external engines with highly rich, chapter-representative searchable text on the opening pages of each chapter.
Because it is UNCORRECTED material, please consider the following text as a useful but insufficient proxy for the authoritative book pages.
Do not use for reproduction, copying, pasting, or reading; exclusively for search engines.
OCR for page 180
M I D - O H I O R E G I O N A L P L A N N I N G C O M M I S S I O N M O D E L VA L I D AT I O N 169
TABLE 4 % RMSE by Volume Group
Volume (Count) Group Model % RMSE Max % RMSE Volume (Count) Group Model % RMSE Max % RMSE
1 0499 220 200 10 1000012,499 32 34
2 5001,499 90 100 11 12,50014,999 30 31
3 1,5002,499 58 62 12 15,00017,499 26 30
4 2,5003,499 50 54 13 17,50019,999 23 28
5 3,5004,499 45 48 14 20,00024,999 23 26
6 4,5005,499 44 45 15 25,00034,999 16 24
7 5,5006,999 42 42 16 35,00054,999 15 21
8 7,0008,499 34 39 17 55,000120,000 17 18
0 8,5009,999 36 36 Total 40 40
TABLE 5 Counts Versus Model Volume Validation, by Facility Type
Observed Traffic Modeled Traffic Percent
Count Model Difference Max % %
FACTYPE # Links Count VMT Volume VMT Volume VMT VMT RMSE
1 Interstate 144 6,776,143 7,093,162 6,993,800 7,060,835 3 0 7 17
2 Major Arterial 200 3,405,379 2,227,072 3,547,900 2,339,286 4 5 10 22
3 Minor Arterial 843 9,462,496 2,431,483 10,160,500 2,533,349 7 4 10 31
4 Major Collector 1,960 12,341,296 3,743,390 12,031,545 3,485,721 3 7 15 42
5 Minor Collector 1,012 3,137,166 1,111,915 2,816,063 990,219 10 11 15 55
6 Local 1,050 1,228,257 518,832 1,044,427 464,712 15 11 15 93
Total 5,209 36,350,737 17,125,853 36,591,235 16,873,623 1 1.5 3 40
Rings
Min. # of Obs.
5
# Links Count-Based Model # Diff % Diff % RMSE
6
0 "CBD" 144 11,551 13,249 1,698 15% 34%
1 "Ring 1" 581 8,699 10,181 1,482 17% 49%
5 7
8 2 "Ring 2" 587 8,850 9,223 374 4% 37%
4 3 "Ring 3" 1,182 9,640 9,119 521 5% 32%
3
2
9 4 "Ring 4" 987 6,193 5,926 266 4% 39%
1
5 "Ring 5" 678 4,273 4,185 87 2% 38%
6 "Ring 6" 462 4,184 3,983 201 5% 40%
0 7 "Ring 7" 271 2,404 2,345 59 2% 38%
8 "Ring 8" 265 5,038 4,852 186 4% 33%
9 "Ring 9" 52 2,224 2,504 281 13% 30%
5,209 6,978 7,025 47 1% 40%
Super Districts
# Links Count-Based Model # Diff % Diff % RMSE
0 "CBD" 144 11,551 13,249 1,698 15% 34%
7
1 "NE Franklin" 1,042 9,580 9,627 47 0% 35%
8
2 "SE Franklin" 902 7,838 7,939 101 1% 37%
5
3 "SW Franklin" 669 6,551 6,732 181 3% 45%
4 1
6
4 "NW Franklin" 724 8,730 8,648 83 1% 38%
0 5 "W Licking" 208 3,593 3,155 438 12% 33%
6 "E Licking" 267 4,939 4,852 86 2% 33%
9 3 2
7 "Delaware" 705 4,324 4,148 176 4% 41%
11 8 "Union" 178 3,385 3,385 1 0% 36%
9 "Madison" 110 2,866 2,972 106 4% 33%
10
10 "Pickaway" 52 3,368 3,606 239 7% 30%
11 "Fairfield" 208 3,484 3,537 54 2% 41%
5,209 6,978 7,025 47 1% 40%
Sectors
# Links Count-Based Model # Diff % Diff % RMSE
0 "CBD" 144 11,551 13,249 1,698 15% 34%
1 "Sector-North" 942 9,641 9,993 352 4% 35%
9 1
2
2 "Sector-NE" 763 4,966 4,458 508 10% 41%
8 3 "Sector-East" 481 8,464 8,347 117 1% 31%
4 "Sector-SE" 593 5,572 5,671 99 2% 46%
0
3
5 "Sector-South" 246 5,732 5,875 142 2% 42%
284 5%
7
6 "Sector-SW (East)" 280 5,852 5,568 32%
7 "Sector-SW (West)" 453 6,570 7,027 458 7% 50%
100 2%
6 4
5 8 "Sector-NW (South)" 650 5,846 5,745 43%
9 "Sector-NW (North)" 657 7,028 6,959 68 1% 39%
5,209 6,978 7,025 47 1% 40%
FIGURE 5 Counts versus model volume validation, by rings, super districts, and sectors.
