{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001688","480:4800001969","480:4800002012","480:4800001836","480:4800001281","480:4800001634","480:4800002355","480:4800001793","480:4800002353","480:4800001576","480:4800001893","480:4800001613","480:4800001662","480:4800001519","480:4800001578","480:4800002209","480:4800002128","480:4800001951","480:4800001514","480:4800001733","480:4800002261","480:4800001735","480:4800001790","480:4800001279","480:4800002122"],"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":[0.6556585835457395,0.468742362050563,0.46425114035710263,0.4316295760621361,0.41617243795725634,0.3565504173512262,0.35415510516848436,0.3428793962193877,0.3390808589695252,0.3140726063497644,0.29767608061339546,0.2962766656052328,0.29073613779884383,0.28011074309743317,0.27733321304396036,0.2758271698222048,0.2732853705736401,0.272038438394411,0.26189093593810436,0.26183272582989203,0.26041715500655394,0.25458083001454895,0.2526197211019984,0.24823602127278702,0.24601652435881535],"twin_dists":[0.11933127376976929,0.1598777617629073,0.16089028689047097,0.16835536376706273,0.17197025975426455,0.18652071126972716,0.1871292900047273,0.19002341924503457,0.19100971407803663,0.19765950528204607,0.20218328276986747,0.20257602380147596,0.20414180450157096,0.20719521705214158,0.20800489325109123,0.20844598744282658,0.20919379321212392,0.20956220691147312,0.21259998465696767,0.21261762035521348,0.21304724995069868,0.21483429974665866,0.2154405973271005,0.2168067981407879,0.2175044121513965],"n_dims_used":43,"mean_confidence":0.9209670133368913},"coverage":{"mean_confidence":0.9209670133368913,"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}}