{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003213},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003172","480:4800003045","480:4800003582","480:4800003460","480:4800002922","480:4800003222","480:4800003411","480:4800003360","480:4800003470","480:4800003219","480:4800003133","480:4800003005","480:4800002829","480:4800003130","480:4800003214","480:4800003220","480:4800002965","480:4800003306","480:4800003412","480:4800003221","480:4800003466","480:4800003413","480:4800003212","480:4800003463","480:4800003305"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8978980590687177,0.7666616248466651,0.7548409539211041,0.7151561939397818,0.6826080095322064,0.6629760945014027,0.6125023965979014,0.6016882606663748,0.5918076484827179,0.5894844906222344,0.5687858387210848,0.5586572957185423,0.5574078307709903,0.5400251363305716,0.5396335404090338,0.5350747306154465,0.5286781812780518,0.5249701963023177,0.5224514395329796,0.514074381980994,0.5111659817980408,0.49490740269396044,0.47934743329953866,0.47773102657516797,0.4755911994653666],"twin_dists":[0.060275961844068034,0.09467658464698658,0.09740555533252282,0.10634719193482427,0.11349492228199977,0.11775202675156378,0.12859573679069405,0.13091139684564004,0.1330276947733754,0.1335254843337741,0.1379669702140782,0.14014643459333803,0.14041565836941544,0.14417116312041608,0.1442560075264258,0.14524460996050423,0.1466346097473538,0.14744201437687907,0.14799119335026517,0.1498221763936103,0.15045957099590726,0.1540406248045638,0.157499751287597,0.1578610808125431,0.15834002399634303],"n_dims_used":43,"mean_confidence":0.9219832309456759},"coverage":{"mean_confidence":0.9219832309456759,"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}}