{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000978","480:4800000979","480:4800001122","495:4950001114","495:4950001116","480:4800000783","495:4950001064","495:4950001011","480:4800000782","495:4950001062","480:4800001117","495:4950001108","495:4950000960","480:4800000822","495:4950001005","495:4950001281","480:4800001183","480:4800000911","495:4950001170","480:4800001019","480:4800000868","480:4800000359","480:4800000389","495:4950001567","480:4800000635"],"twin_admin_codes":[480,480,480,495,495,480,495,495,480,495,480,495,495,480,495,495,480,480,495,480,480,480,480,495,480],"twin_sims":[0.8117583919622353,0.7990302330079964,0.7515999160122592,0.7359485654588089,0.697554204975831,0.6814179750533448,0.6727993302715849,0.6572774054800252,0.645746412914782,0.6238812304631738,0.609842679259313,0.6085381376767809,0.6052522179282233,0.6045692924822561,0.6045391168683566,0.5997298036130494,0.5927804693775582,0.582955489147479,0.5786645691209169,0.5571076209948849,0.553421703040647,0.5498855508795131,0.5460040122005468,0.544334781186784,0.5410358095301967],"twin_dists":[0.08387771198383777,0.0869977794317928,0.09814784770315589,0.101700107262153,0.11022894722940067,0.11375394804490596,0.11562596075844472,0.11898220191769544,0.12146540873976243,0.12615824321649158,0.12916528799746624,0.12944463083857968,0.13014823639323647,0.13029447011149814,0.13030093158857686,0.1313307939220779,0.1328192737198339,0.1349250845204333,0.1358455223470712,0.14048035785844737,0.1412751480519618,0.14203841468315428,0.1428771606325328,0.14323817282596157,0.14395224090009875],"n_dims_used":42,"mean_confidence":0.8998294103713262},"coverage":{"mean_confidence":0.8998294103713262,"n_dims_used":42,"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}}