{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003205","480:4800002610","480:4800003434","480:4800003158","480:4800003069","480:4800003191","480:4800002658","480:4800003618","480:4800003504","480:4800002609","480:4800003756","480:4800003386","480:4800003250","480:4800003297","480:4800003329","480:4800003502","480:4800003754","480:4800003694","480:4800004061","480:4800003765","480:4800003082","480:4800003236","480:4800002905","480:4800002854","480:4800003151"],"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":[0.6246688120172543,0.39920024752686545,0.3122411728959758,0.2925548407364176,0.26483490469558624,0.23071295014010354,0.21853636299144094,0.21499332229420806,0.20908129324353253,0.19461033728397426,0.19460208507237975,0.19375245966482704,0.1930283255707573,0.19059592826912578,0.17973528458485338,0.17784326397845612,0.15574744561522133,0.15177929170083976,0.14657053091511787,0.14528459347264588,0.13199040586521182,0.1311783453291353,0.12698001067566833,0.1265404464687781,0.11902921478761042],"twin_dists":[0.12598945492562727,0.17600672883512863,0.19815794559529967,0.20362589588928315,0.21171124152914078,0.22242923507330892,0.22650370163713815,0.22771766921941616,0.2297737828855515,0.2349799534561586,0.23498299733753733,0.23529686826481358,0.2355651361272913,0.2364714243215737,0.24061997024431633,0.24136066037150208,0.2504604837263624,0.2521925682967224,0.254517450491315,0.2551007855150906,0.2613690445457281,0.26176701285755366,0.2638546910351647,0.2640762760022462,0.2679563619569504],"n_dims_used":43,"mean_confidence":0.9132754303688226},"coverage":{"mean_confidence":0.9132754303688226,"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}}