{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000886},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008299","490:4900000486","490:4900001159","490:4900002441","487:4870003821","494:4940008787","490:4900003029","490:4900000885","490:4900001017","487:4870005721","490:4900001032","494:4940008209","496:4960008864","487:4870006277","487:4870005274","490:4900001320","490:4900006870","490:4900005900","494:4940008032","490:4900000323","490:4900002936","490:4900000942","496:4960008030","496:4960006623","490:4900000273"],"twin_admin_codes":[494,490,490,490,487,494,490,490,490,487,490,494,496,487,487,490,490,490,494,490,490,490,496,496,490],"twin_sims":[0.416423510173226,0.37739666744380085,0.3177732720727082,0.3117353758960392,0.2874805928298368,0.2667619598153469,0.2662478210070393,0.2599324378891636,0.2522550704496514,0.24007776844363451,0.2357475113779081,0.23356569089728643,0.22755181790288811,0.2129413504154788,0.21026060147527897,0.2052284447679456,0.20287543983352666,0.19565894885515492,0.19191269094877558,0.18853034097181612,0.1867085485976587,0.184969814173506,0.18359352920350533,0.18316300917185666,0.18121317249486402],"twin_dists":[0.1719110949502218,0.18130948019751023,0.19665734771259694,0.19829589604785436,0.20507012306224104,0.21113282449812243,0.2112868912215547,0.21319469994392645,0.21555366268994838,0.21939121511094856,0.22078616344008695,0.22149536267026673,0.22347299620635455,0.22842692422456107,0.22936051832317328,0.23113510815368618,0.2319751100024162,0.23459389319516485,0.2359798166081912,0.23724740518320697,0.23793675581422646,0.2385990962120903,0.23912648080336396,0.23929202555276868,0.24004524042980507],"n_dims_used":45,"mean_confidence":0.9128188239203558},"coverage":{"mean_confidence":0.9128188239203558,"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}}