{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000055","480:4800000216","480:4800000245","480:4800000022","480:4800000157","480:4800000164","480:4800000244","480:4800000195","480:4800000165","480:4800000001","480:4800000054","480:4800000215","480:4800000226","480:4800000162","480:4800000220","480:4800000021","480:4800000132","480:4800000197","480:4800000196","480:4800000133","480:4800000106","480:4800000188","480:4800000003","480:4800000255","480:4800000005"],"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":[0.6268084438349649,0.5637268004035738,0.5516325945728312,0.5201830734865378,0.5009494540929442,0.49302837995871185,0.4827934956100784,0.45163021078625115,0.4472453075456701,0.430795660828514,0.4247240114434244,0.4025263740991938,0.38715681713337474,0.38189419983299,0.3134514651961882,0.29757560781271847,0.2740760139408476,0.26327360903224634,0.2413549785942992,0.2384741121664194,0.22649927405360337,0.2173428205639031,0.20958321753017725,0.203272410846252,0.1869558189789653],"twin_dists":[0.12553083685298183,0.1390549513021719,0.14166122363540554,0.14848629877152258,0.15270611874803433,0.15445659314218838,0.15673071703380015,0.1637543270307419,0.16475622217218555,0.16854900668794173,0.16996355203359198,0.17520974821667748,0.17891835334182987,0.18020399126066092,0.1978283683082983,0.20221144389980156,0.2089607278867941,0.21218180113655136,0.21898290462864448,0.21990589029549154,0.2238226588648611,0.2269111614202733,0.22959770049651207,0.23183292814388926,0.2378429148895795],"n_dims_used":42,"mean_confidence":0.9015064239501953},"coverage":{"mean_confidence":0.9015064239501953,"n_dims_used":42,"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}}