{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004105","490:4900003825","490:4900003003","490:4900004525","490:4900004113","490:4900003689","490:4900002407","490:4900004526","490:4900004385","490:4900003968","490:4900003834","490:4900004390","490:4900004379","490:4900003675","490:4900003830","490:4900001524","490:4900008729","494:4940008990","490:4900001938","494:4940008952","490:4900001654","494:4940008988","490:4900009488","490:4900003558","490:4900003682"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,494,490,494,490,490,490],"twin_sims":[0.5429498926346336,0.4685073667084997,0.40753846842354596,0.36532571245565176,0.3495019841687672,0.3377671310485568,0.3348719863081898,0.32134879659409077,0.3139377544146331,0.31255275544880723,0.24297317803464846,0.2188782286600893,0.214572087183907,0.17225575175287877,0.16116450670632668,0.15694978440298488,0.1506988653024237,0.15049687316148067,0.14853711331909503,0.14705258484480374,0.13267304707987715,0.131098291876868,0.12887225189698737,0.123004274901463,0.12069264835556358],"twin_dists":[0.14353783826493313,0.15993065762874317,0.17401436140922602,0.18430887103202892,0.188317651909876,0.191352204068924,0.19210951897800754,0.19569531118665617,0.19769614989249013,0.19807302840259206,0.21846758970853658,0.22638726857124933,0.22786289305287097,0.2435813219302452,0.24814726832898373,0.24994205011832016,0.2526699190328858,0.2527594416832934,0.2536326327926208,0.254299753878891,0.26103592518223323,0.2618063452728688,0.2629073892947538,0.26588046187299724,0.26708132156639985],"n_dims_used":45,"mean_confidence":0.9181057400173611},"coverage":{"mean_confidence":0.9181057400173611,"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}}