{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009568},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008608","490:4900008708","490:4900009360","490:4900012000","490:4900009671","490:4900009575","490:4900012207","490:4900008081","490:4900009256","490:4900012140","490:4900012141","490:4900004652","490:4900011667","490:4900010519","490:4900012073","490:4900009789","490:4900012072","490:4900011354","490:4900011552","490:4900005607","490:4900010638","490:4900009675","490:4900011876","490:4900001807","490:4900009260"],"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":[0.45595175264504034,0.3599143072692651,0.3511472552551756,0.21682904125573058,0.18253982203738303,0.15722077514187288,0.15610666491307873,0.11393854801136254,0.111250734942176,0.11112667362287208,0.10747885012203785,0.10058058749748573,0.08857526188648254,0.08035024954264773,0.08017194100401595,0.060742099997681306,0.04895556287600738,0.048730721886571085,0.045952403371184045,0.035810664052351525,0.033476604514554205,0.026568137915563974,0.02568056267504907,0.02514659893555201,0.021235536093560145],"twin_dists":[0.16277043438917924,0.18566958736431557,0.18789652777458646,0.2270870220835483,0.23953214215972837,0.24982560303601048,0.2503052874036762,0.2706938286488275,0.2721773127500947,0.27224645068216874,0.27430655114413044,0.278355659783404,0.28595416901159554,0.2916461718829094,0.2917746304327708,0.3074004969258719,0.31901796941834154,0.319261268028528,0.32234780390858064,0.3351420921945565,0.3385172199323503,0.34984448588312195,0.35147889520698233,0.35248580065326096,0.3604843804617086],"n_dims_used":45,"mean_confidence":0.9145378960503472},"coverage":{"mean_confidence":0.9145378960503472,"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}}