Multitarget Direct Localization Using Block Sparse Bayesian Learning in Distributed MIMO Radar

<div>Comparison of metrics versus SNR for different percentages of samples. Grid distance is 10 m. (a) Group-MP, <svg height="8.85534pt" id="M275" style="vertical-align:-0.04981041pt" version="1.1" viewbox="-0.0498162 -8.80553 8.63352 8.85534" width="8.63352pt" 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="M610 0V27L347 666L316 657L46 26V0H610ZM504 54H116L310 537L504 54Z" id="g50-133"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="654" vert-adv-y="654"></glyph.data></g></svg>; (b) Group-MP, success rate; (c) BSBL-<svg height="11.8565pt" id="M276" style="vertical-align:-3.05097pt" version="1.1" viewbox="-0.0498162 -8.80553 10.5526 11.8565" width="10.5526pt" 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="M443 572C443 635 407 665 362 665C328 665 293 654 255 623C199 577 159 509 120 338L105 272C80 250 53 230 24 211L32 182C54 195 77 210 98 226L86 167C72 99 77 49 95 24C112 1 141 -12 174 -12C246 -12 320 36 371 105L354 129C324 97 265 54 218 54C175 54 148 87 170 191L188 277C294 349 443 451 443 572ZM380 569C380 486 267 383 198 330L218 413C256 564 284 626 332 626C362 626 380 601 380 569Z" id="g50-127"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="467" vert-adv-y="467"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,5.486,3.001)"><path d="M389 0V32C297 37 291 46 291 118V635C234 612 176 595 109 583V556L161 554C203 551 207 548 207 497V118C207 46 201 37 110 32V0H389Z" id="g58-47"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="487" vert-adv-y="487"></glyph.data></g></svg>, <svg height="8.85534pt" id="M277" style="vertical-align:-0.04981041pt" version="1.1" viewbox="-0.0498162 -8.80553 8.63352 8.85534" width="8.63352pt" 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="M610 0V27L347 666L316 657L46 26V0H610ZM504 54H116L310 537L504 54Z" id="g50-133"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="654" vert-adv-y="654"></glyph.data></g></svg>; (d) BSBL-<svg height="11.8565pt" id="M278" style="vertical-align:-3.05097pt" version="1.1" viewbox="-0.0498162 -8.80553 10.5526 11.8565" width="10.5526pt" 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="M443 572C443 635 407 665 362 665C328 665 293 654 255 623C199 577 159 509 120 338L105 272C80 250 53 230 24 211L32 182C54 195 77 210 98 226L86 167C72 99 77 49 95 24C112 1 141 -12 174 -12C246 -12 320 36 371 105L354 129C324 97 265 54 218 54C175 54 148 87 170 191L188 277C294 349 443 451 443 572ZM380 569C380 486 267 383 198 330L218 413C256 564 284 626 332 626C362 626 380 601 380 569Z" id="g50-127"></path><glyph.data ascent="3443" descent="-2856" horiz-adv-x="467" vert-adv-y="467"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,5.486,3.001)"><path d="M389 0V32C297 37 291 46 291 118V635C234 612 176 595 109 583V556L161 554C203 551 207 548 207 497V118C207 46 201 37 110 32V0H389Z" id="g58-47"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="487" vert-adv-y="487"></glyph.data></g></svg>, success rate.</div>

International Journal of Antennas and Propagation

fig9

Figure 9

Figure 9: Multitarget Direct Localization Using Block Sparse Bayesian Learning in Distributed MIMO Radar 