{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001941","493:4930001764","493:4930002109","493:4930001472","493:4930003475","493:4930001099","493:4930000985","493:4930000869","493:4930001929","493:4930000871","488:4880002637","488:4880001335","488:4880002005","493:4930001621","488:4880001940","493:4930004019","493:4930002095","488:4880002422","493:4930002737","488:4880002245","493:4930000578","481:4810000906","493:4930000580","493:4930001477","493:4930002916"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,488,488,488,493,488,493,493,488,493,488,493,481,493,493,493],"twin_sims":[0.7841755167852278,0.7730084981485854,0.7641502200982592,0.7589118177694743,0.7580845406858902,0.7077726697211429,0.6760454951006437,0.6667491194861644,0.6365301276110075,0.6185405455174221,0.6153810460057295,0.5882972287651652,0.5866616099101448,0.5865085120798401,0.5830338710849873,0.5697749243372848,0.5628481807603732,0.5626859494032459,0.5625397606341871,0.5581747653738471,0.5543806430069184,0.5540538573015027,0.5512180333666431,0.5488870455446324,0.5411525955849353],"twin_dists":[0.09056311253589962,0.0931961867890803,0.09525935282025402,0.09646967996050808,0.09666019300952274,0.10798067058832372,0.11492166276674881,0.11693629918458001,0.12344548208648619,0.12730251065757794,0.127979247124949,0.13377992222881566,0.13413049470777624,0.1341633121765157,0.1349082758466199,0.13775439381428634,0.13924402754558335,0.13927894341011965,0.13931040767118438,0.14025039581338172,0.141068296291015,0.141138780659315,0.14175071096199943,0.1422540823178053,0.14392694876315457],"n_dims_used":45,"mean_confidence":0.9267740885416667},"coverage":{"mean_confidence":0.9267740885416667,"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}}