{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001182","480:4800001121","480:4800001117","480:4800001063","495:4950001009","480:4800001018","480:4800001019","495:4950001687","495:4950001005","495:4950001222","480:4800000900","495:4950001280","495:4950001447","480:4800001017","480:4800001062","480:4800000858","480:4800001178","480:4800000978","495:4950001567","495:4950001335","495:4950001561","495:4950001390","495:4950001062","495:4950001170","480:4800001181"],"twin_admin_codes":[480,480,480,480,495,480,480,495,495,495,480,495,495,480,480,480,480,480,495,495,495,495,495,495,480],"twin_sims":[0.9424641061606046,0.9265930724226341,0.9171749157557593,0.8577763073335828,0.8073133612470116,0.7626229807226832,0.7459431073444233,0.7358516371309176,0.7348227823272989,0.7183353625241902,0.7075925568370314,0.6946325617885206,0.6858775843703044,0.6826671096948351,0.6826495072618872,0.6810684616609172,0.6805511222759865,0.6783043237949343,0.6754086902368673,0.6687807422607948,0.65925727108632,0.6428301150195023,0.6370984048942516,0.6190910530372603,0.611545459637983],"twin_dists":[0.04471057976921717,0.05071454297610981,0.05400564016762803,0.07193966436755123,0.08497472081245142,0.09561294082261197,0.09943771998892426,0.10172195022283498,0.10195369300099436,0.1056413386337309,0.10802041975256095,0.11086934911096265,0.11278253151960124,0.11348205477608861,0.11348588727893819,0.11382999777971455,0.11394254275026564,0.11443102984625216,0.11505989831597026,0.11649662052597355,0.11855505262943959,0.12209235183124201,0.12332348915216076,0.12718458350397008,0.12880065957159298],"n_dims_used":42,"mean_confidence":0.8999071575346447},"coverage":{"mean_confidence":0.8999071575346447,"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}}