{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003038","473:4730002828","473:4730002886","473:4730003106","473:4730003392","473:4730003964","473:4730002973","473:4730003103","473:4730003610","473:4730003451","473:4730003303","473:4730002508","473:4730003231","473:4730002891","473:4730003876","473:4730002692","473:4730003377","500:5000005500","485:4850004282","473:4730002892","473:4730003963","500:5000001677","473:4730002696","473:4730002764","485:4850004131"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,500,485,473,473,500,473,473,485],"twin_sims":[0.6432454164169767,0.6374805418108181,0.5477198524900608,0.48386590279350916,0.40663374629045856,0.33943200608293017,0.33019217642778836,0.31024235450651083,0.2911195070420741,0.28722058258921573,0.28529055693132943,0.28397821708773796,0.28356927191985687,0.2622268002050184,0.2560150505984677,0.21749734533457385,0.21148175257985705,0.20312444833136986,0.19805810615242386,0.1953128185691837,0.1938133190343624,0.18389714008422656,0.18230300237187752,0.1800709089151716,0.17929042805044113],"twin_dists":[0.12200309428605993,0.1232414485891109,0.1425062677820326,0.15649174823806936,0.17422965105447014,0.19091829070627525,0.19334123507094553,0.1987038484407061,0.20403289552429058,0.20514453539265498,0.2056981568364947,0.20607588419432427,0.20619380467140005,0.21249827706816574,0.2143927695942275,0.22685832408958773,0.2289342469289666,0.23188590111517726,0.23371597460585566,0.23472116655536193,0.235274353658915,0.23900990000973957,0.2396235414986955,0.24048915781397184,0.24079362391883108],"n_dims_used":45,"mean_confidence":0.9199891832139757},"coverage":{"mean_confidence":0.9199891832139757,"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}}