Abstract In contemporary Indian cities, sewage infrastructures hold out the promise of liberal modernity. But they have also become sites for reinvention “manual scavenging,” a legally abolished caste practice that degrades and kills ostracized communities by exposing them to human excreta. Amid official underreporting, activists estimate hundreds workers, overwhelmingly Dalit (ex‐untouchable) ...

Stereo vision for small mobile robots is a challenging problem, particularly when employing embedded systems with limited processing power. However, it holds the promise of greatly increasing the localization, mapping, and navigation ability of mobile robots. To help in scene understanding, objects in the field of vision must be extracted and represented in a fashion useful to the system. At th...

Atherosclerotic vascular disease arises as a consequence of the deposition and retention of serum lipoproteins in the artery wall. Macrophages in lesions have been shown to express > or = 6 structurally different scavenger receptors for uptake of modified forms of low-density lipoproteins (LDLs) that promote the cellular accumulation of cholesterol. Because cholesterol-laden macrophage foam cel...