{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007930","490:4900000143","496:4960008282","496:4960007547","496:4960006900","490:4900000135","490:4900000077","496:4960007431","496:4960004820","496:4960007683","496:4960007680","496:4960007795","496:4960008163","490:4900000285","490:4900000144","496:4960007290","490:4900000732","496:4960008167","496:4960008286","490:4900000511","496:4960006372","490:4900000609","490:4900000408","496:4960008369","494:4940006168"],"twin_admin_codes":[496,490,496,496,496,490,490,496,496,496,496,496,496,490,490,496,490,496,496,490,496,490,490,496,494],"twin_sims":[0.4866646779570361,0.46323709177313516,0.43121304780100267,0.42246825543863126,0.4044189560880804,0.4006881991699518,0.3933201041892607,0.384865677773118,0.38447427950711505,0.37943788941599627,0.361055798972791,0.3472399446680355,0.34119339221655115,0.33365329350336076,0.3315881412569558,0.325693736143591,0.31073811114907285,0.3102369757806644,0.30960683799047745,0.30860568161581176,0.30684729437628266,0.30388521059120865,0.30308420588762625,0.302806036957852,0.3001236799702484],"twin_dists":[0.1558688581540715,0.16111936802117566,0.16845206654184883,0.17049121841485973,0.17475758882377213,0.17564982693541764,0.17742314179076152,0.17947703973155985,0.17957263882789587,0.18080696434120666,0.18538169535508844,0.18889834591758284,0.19046046668512842,0.19242936747403047,0.19297282759030138,0.1945342772221473,0.1985682638608739,0.1987053201495218,0.19887783763079092,0.19915234637119675,0.19963572378621777,0.20045362415470125,0.20067559293590678,0.20075275686527813,0.20149896936413358],"n_dims_used":45,"mean_confidence":0.917522684733073},"coverage":{"mean_confidence":0.917522684733073,"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}}