{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001497","490:4900002976","490:4900001773","490:4900002978","490:4900003121","490:4900002526","490:4900002382","490:4900003117","490:4900001633","490:4900002528","490:4900002380","490:4900003809","490:4900001362","490:4900001914","490:4900002081","490:4900002069","490:4900001921","490:4900003516","490:4900001364","490:4900002228","490:4900002675","490:4900003116","491:4910001275","490:4900001112","490:4900002686"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.7508465863048094,0.6584859046766491,0.5295024959299871,0.38992954339913816,0.348599524426649,0.34326707515103644,0.31406546180152856,0.3090187562832962,0.2906710990302167,0.22937801740680336,0.2293599072118748,0.22590641537022976,0.2042487967430739,0.1957640056965343,0.1882052593676324,0.1797202404642424,0.17907425625206608,0.17227045638608166,0.17016693133410238,0.15826902956108377,0.15412398672143598,0.15319753917118192,0.15067323957460715,0.13988560145979503,0.13516934703458075],"twin_dists":[0.0983200354452856,0.11872150226640038,0.14645528504489994,0.17824432032352217,0.18854908709035723,0.18992308697456983,0.19766144651434858,0.19903902286679326,0.2041602894377413,0.22286885133457118,0.22287482692703228,0.22402008539700113,0.23148402763441056,0.23455529430887634,0.23737006993921778,0.2406258378695478,0.2408781187996829,0.2435754107948605,0.24442470807191408,0.2493765328534659,0.2511651632975479,0.25156973715850506,0.2526812714293339,0.25759256981335543,0.2598286315685466],"n_dims_used":45,"mean_confidence":0.9140046861436631},"coverage":{"mean_confidence":0.9140046861436631,"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}}