{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001810},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002641","489:4890001809","489:4890003427","489:4890001986","489:4890002405","489:4890002068","489:4890002306","489:4890002918","489:4890002086","489:4890001893","489:4890003598","489:4890001814","489:4890003597","489:4890003329","489:4890003331","489:4890002414","470:4700007931","489:4890002328","489:4890002162","489:4890001748","489:4890002307","489:4890002263","489:4890003070","489:4890002085","489:4890002653"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489],"twin_sims":[0.8476571905942735,0.8132836954555631,0.7702290065495436,0.7648728481881589,0.7617465060754578,0.7535305246446103,0.7491625648330199,0.7491028574568073,0.7329094095212536,0.729025239562428,0.7146568587107708,0.713161396753414,0.703364850073043,0.693567701342229,0.6930345728362962,0.6834798786269695,0.6829239419792374,0.6802528699688402,0.6713871575182728,0.6695982736096614,0.6689889099348043,0.662977961401569,0.6623133113333274,0.6544119483809172,0.6475882188223607],"twin_dists":[0.07467025899006507,0.08349935346787814,0.0938458697558843,0.09509183812201737,0.09581559248510303,0.09770597622376184,0.0987044867146415,0.09871810586652155,0.10238413232435124,0.10325584112777605,0.10645791512874993,0.10678929560847483,0.10895216048702862,0.11110250716830143,0.1112191897024781,0.11330506058088159,0.11342613228936284,0.11400741461955821,0.11593206989933721,0.11631960156139119,0.11645155127600938,0.11775162338243315,0.11789521458048799,0.11959998111973888,0.1210692519356678],"n_dims_used":45,"mean_confidence":0.9139912923177084},"coverage":{"mean_confidence":0.9139912923177084,"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}}