{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000109","480:4800000083","480:4800000110","480:4800000085","480:4800000108","480:4800000081","480:4800000063","480:4800000065","480:4800000079","480:4800000044","480:4800000104","480:4800000080","480:4800000014","480:4800000221","480:4800000138","480:4800000202","480:4800000025","480:4800000228","480:4800000064","480:4800000227","480:4800000139","495:4950000813","480:4800000189","480:4800000015","495:4950000020"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,495],"twin_sims":[0.723414043003263,0.678909090036891,0.5065548836664027,0.20827728183540034,0.1486593971301575,0.11989820998174483,0.09549624042103819,0.08044977727560054,0.035762680332578616,0.03443216487892663,0.03093884674783994,0.030301539045917456,0.0245535798648638,0.019056285925141442,0.018692408335222416,0.017817123694341713,0.01750990249074368,0.016163142740499393,0.015759753535443146,0.010741944779349392,0.009443305107580902,0.009227457649733341,0.009143515311150022,0.006743716704472783,0.006338936437293536],"twin_dists":[0.10451040376546339,0.11429959128379545,0.15147203075443977,0.23005644237892992,0.253577900365967,0.2674980739943073,0.28148139600529987,0.2915745686264661,0.3352095679352672,0.3371119484742421,0.34242278419006644,0.3434465325914532,0.3536259600187062,0.36551573824364025,0.36640434752663786,0.3686054528332407,0.3694005182491337,0.3730370485299795,0.3741781049408795,0.3910753134063594,0.39659378346208657,0.39757598036826464,0.39796350371576317,0.4106640351842557,0.4131986676150791],"n_dims_used":43,"mean_confidence":0.9056525119515353},"coverage":{"mean_confidence":0.9056525119515353,"n_dims_used":43,"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}}