{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004125},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002599","490:4900001274","490:4900006281","490:4900001549","490:4900006030","490:4900001554","490:4900001143","490:4900004409","490:4900001273","490:4900003869","490:4900006152","490:4900006388","490:4900004274","490:4900006764","490:4900005758","490:4900003180","490:4900006270","490:4900004134","490:4900001550","490:4900005100","490:4900006639","490:4900005755","490:4900006640","490:4900005625","490:4900006391"],"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":[0.5722745230835289,0.5391931632274164,0.45734169505918515,0.44515744569008836,0.444924373907437,0.4224119727403102,0.4152111094405701,0.3936110015036337,0.3910959999500205,0.3639484808917042,0.35955483519144743,0.3473948175066637,0.33885241339957806,0.33623723515600545,0.33238320334766813,0.32639900016058826,0.31585701588168974,0.3117937654341787,0.30595995138601123,0.30529817660433134,0.3040741655236587,0.30389772786564495,0.284014972659035,0.27982933875888477,0.2749905371895286],"twin_dists":[0.1372173549800114,0.14435143497257222,0.16245470837159645,0.16523457407657544,0.1652880263646092,0.17050439912016493,0.1721969374564473,0.17735284160214762,0.17796143500857503,0.18465420668151422,0.18576034513303963,0.18885852474318865,0.19106921865874896,0.19175195614701016,0.19276338297896062,0.19434663369345245,0.19717544911796425,0.19827996443684184,0.1998802590295605,0.2000628987141205,0.20040131181622586,0.20045015815277598,0.20606529063926013,0.20727702613068497,0.20869165937295003],"n_dims_used":45,"mean_confidence":0.9220336066351996},"coverage":{"mean_confidence":0.9220336066351996,"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}}