{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000950","470:4700001219","493:4930005870","481:4810001309","481:4810001271","496:4960000609","488:4880003101","488:4880004124","489:4890000326","493:4930004479","493:4930000873","493:4930003141","488:4880001230","493:4930005943","481:4810002165","493:4930004623","481:4810001173","493:4930004010","481:4810001641","470:4700001083","496:4960000362","493:4930003298","489:4890000549","496:4960000429","496:4960002894"],"twin_admin_codes":[470,470,493,481,481,496,488,488,489,493,493,493,488,493,481,493,481,493,481,470,496,493,489,496,496],"twin_sims":[0.5548891518140239,0.5253133857769452,0.5053415280161236,0.4973724258673706,0.4859816693960215,0.4854742773077706,0.47234457963835896,0.46619224833557726,0.46183938116793666,0.4603260836508731,0.4544987250627814,0.45205999616732634,0.451372391165335,0.44958802941287374,0.44458256781667826,0.4434620205023978,0.4356690390360684,0.4353407129892646,0.4346612107918727,0.4315598011014177,0.42899655845613627,0.4241131334847762,0.4163501473181966,0.41620159896911424,0.4136388503617748],"twin_dists":[0.14095862866723205,0.1473672329099163,0.15173884878397373,0.15349562153062216,0.1560207652342146,0.1561336561022261,0.1590680450510915,0.1604522609596417,0.1614354095541474,0.16177796763118238,0.1631008643897205,0.16365632231388239,0.16381313469140535,0.16422048409922918,0.16536643497802056,0.16562364528209927,0.16741948922184524,0.1674954265888211,0.1676526588577946,0.16837156034834672,0.1689672951922288,0.17010633278518963,0.17192838121629417,0.17196338721732266,0.1725681589408325],"n_dims_used":43,"mean_confidence":0.9106278530386991},"coverage":{"mean_confidence":0.9106278530386991,"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}}