{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001943","496:4960002187","496:4960002182","470:4700006431","489:4890001568","496:4960001120","489:4890004567","470:4700006430","470:4700006190","489:4890004568","496:4960002057","489:4890001480","496:4960007254","496:4960007490","489:4890001154","479:4790001892","472:4720004963","479:4790002651","489:4890004976","489:4890005355","489:4890003624","489:4890001094","489:4890004696","489:4890001089","472:4720006130"],"twin_admin_codes":[496,496,496,470,489,496,489,470,470,489,496,489,496,496,489,479,472,479,489,489,489,489,489,489,472],"twin_sims":[0.6625513832871032,0.654386168014788,0.6192986796705789,0.5732660036127913,0.5683473089750196,0.5661792332683858,0.5637961219174393,0.5636409929861259,0.5476083917151452,0.5387338697526608,0.536505675925227,0.531785426959042,0.5256753461599584,0.5091600035928826,0.5029007035477089,0.4910920067899174,0.4882358244980929,0.4881966565992907,0.47914032174031534,0.4738499508019771,0.47231928249521743,0.47117567815260286,0.4695791787050537,0.46894904416657135,0.46499764483171524],"twin_dists":[0.11784378500244705,0.1196055370004076,0.12714010554143432,0.13700440401548017,0.13806123337179754,0.13852739194836833,0.1390400351370139,0.13907341512426388,0.14253035489741983,0.14445097730328438,0.14493412495582503,0.1459589563296652,0.14728837305533948,0.15089973133153617,0.15227610969361446,0.15488574372797356,0.1555196681099293,0.15552836909202253,0.15754602685957503,0.1587302761891097,0.15907372417269558,0.15933056567227713,0.15968947309517992,0.1598312464677839,0.16072175740857422],"n_dims_used":45,"mean_confidence":0.9301149156358507},"coverage":{"mean_confidence":0.9301149156358507,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}