{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001069","480:4800000984","495:4950001167","480:4800001186","495:4950001625","480:4800001023","480:4800001128","480:4800000986","480:4800000985","480:4800001025","480:4800000908","480:4800001124","480:4800000948","495:4950001267","495:4950001213","495:4950001166","495:4950001061","495:4950001668","480:4800001164","480:4800001024","495:4950001731","495:4950001102","480:4800001116","495:4950001266","495:4950001502"],"twin_admin_codes":[480,480,495,480,495,480,480,480,480,480,480,480,480,495,495,495,495,495,480,480,495,495,480,495,495],"twin_sims":[0.568212543725587,0.4752484528995319,0.3107062003556168,0.2595059591766507,0.23697839285342712,0.20102117650731766,0.19841775626516803,0.177285860850132,0.1726485085492915,0.16247543040129003,0.15843712961347367,0.14141338330060874,0.1406771329077234,0.13453517554111719,0.13387024001837738,0.13373793726803737,0.11796047149964813,0.1036679181017954,0.10154356862184101,0.09465721193986189,0.09314213437775723,0.08546708349134317,0.08492467186283773,0.08327490065358693,0.07882387398482299],"twin_dists":[0.138090203204492,0.15841680389679622,0.19857698741973906,0.21332457699692964,0.22038795957741866,0.23264178923480106,0.2335850037816031,0.2415799395692489,0.24342356091013514,0.2475959930159436,0.2493047210190305,0.25688030309377535,0.2572228306157099,0.26013374059401406,0.2604548124349888,0.26051883918418955,0.26852351614639147,0.27651755080819124,0.27777765476038646,0.2820097146305491,0.28297315007479734,0.28805353014722457,0.2884260981900659,0.2895710698396625,0.2927533056909732],"n_dims_used":43,"mean_confidence":0.9027995619662973},"coverage":{"mean_confidence":0.9027995619662973,"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}}