General-Logistic-Based Speed-Density Relationship Model Incorporating the Effect of Heavy Vehicles

<table class="fixed-width table-group" id="tab4"><tr><td><table class="table"><colgroup><col style="width:6.56em"/><col style="width:10.99em"/><col style="width:5.28em"/><col style="width:3.88em"/><col style="width:3.95em"/><col style="width:4.97em"/></colgroup><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Fitting group</td><td class="align_center">Function</td><td class="align_center">SSE</td><td class="align_center">R2</td><td class="align_center">Adj R<sup>2</sup></td><td class="align_center">RMSE</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left"><span class="nowrap"><svg height="12.5794pt" id="M57" style="vertical-align:-3.29107pt" version="1.1" viewbox="-0.0498162 -9.28833 14.449 12.5794" width="14.449pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M480 416C480 431 465 448 438 448C388 448 312 383 252 330C217 299 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class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Regression results of <svg height="12.6721pt" id="M55" style="vertical-align:-3.38377pt" version="1.1" viewbox="-0.0498162 -9.28833 53.5565 12.6721" width="53.5565pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M463 437C426 431 375 425 327 422C297 440 264 449 231 449H230C153 449 51 396 51 283C51 215 94 168 139 149C123 129 91 103 51 88C50 78 53 60 62 46C75 25 100 2 136 -9C112 -28 73 -59 53 -79C38 -94 29 -113 29 -135C30 -192 91 -257 203 -257C336 -257 452 -160 452 -59C452 39 371 59 309 59C275 59 240 58 203 58C158 58 140 77 140 96C140 110 157 129 170 138C186 135 205 133 221 133C306 133 396 185 396 293C396 328 384 360 366 381L423 378C439 387 459 413 468 429L463 437ZM219 418C277 418 314 362 314 284C314 205 275 166 231 165C176 165 137 221 137 299C137 376 177 418 219 418ZM241 -11C285 -11 314 -14 339 -24C367 -36 384 -61 384 -95C384 -157 335 -206 240 -206C166 -206 108 -165 108 -110C108 -82 128 -54 154 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Mathematical Problems in Engineering

tab4

Table 4

Table 4: General-Logistic-Based Speed-Density Relationship Model Incorporating the Effect of Heavy Vehicles 