{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010419","490:4900010682","490:4900010773","490:4900010684","490:4900010928","490:4900011230","490:4900010858","490:4900011911","490:4900010774","490:4900011916","490:4900011784","490:4900010415","490:4900011077","490:4900008336","490:4900011712","490:4900008338","490:4900011163","490:4900008559","490:4900010681","490:4900012049","490:4900008226","490:4900010935","490:4900010136","490:4900011983","490:4900011094"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.427335406796291,0.40395384933767614,0.38422445856120957,0.3796492124708085,0.3518896836476081,0.34158810465691625,0.32025477923964796,0.30387215693197134,0.25782405543478765,0.2479775472476868,0.21585147983342165,0.21531093249048433,0.18503715051783715,0.17791329087459198,0.17603246022769214,0.17344908363312636,0.15811888203944005,0.15487806347759972,0.15134192961905793,0.15087833414818824,0.15034916783473695,0.14990546433006524,0.14103055807271458,0.13990645700698418,0.13902438296849562],"twin_dists":[0.16935414807034888,0.17486861993809447,0.1796336819037863,0.180755014980491,0.18770683324668166,0.19035804574667187,0.19598902835475077,0.20045723876847232,0.2138380875669089,0.21688783301221864,0.22742240600366692,0.22760829772662858,0.2385733643062498,0.2413331467392193,0.24207481716188103,0.24310278216097508,0.2494407224334692,0.25083717601996813,0.2523855003564515,0.2525904527199084,0.2528249604793485,0.2530220628935986,0.25705823959522583,0.25758280781361453,0.2579966378806119],"n_dims_used":45,"mean_confidence":0.8890151977539062},"coverage":{"mean_confidence":0.8890151977539062,"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}}