{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002460","479:4790003233","470:4700006153","472:4720001756","489:4890002983","489:4890003915","472:4720000847","472:4720000216","470:4700008182","470:4700008286","489:4890004519","479:4790002634","470:4700001301","470:4700007993","470:4700006314","470:4700001312","479:4790000163","489:4890004837","472:4720002586","496:4960005015","470:4700004986","470:4700001614","499:4990002473","470:4700002393","470:4700003620"],"twin_admin_codes":[479,479,470,472,489,489,472,472,470,470,489,479,470,470,470,470,479,489,472,496,470,470,499,470,470],"twin_sims":[0.6299468014025555,0.5386990682054822,0.5307402208874844,0.5228766707973248,0.48776149253403134,0.465631905134278,0.46466458526310234,0.4631248718999474,0.4373196269956951,0.4049982247665102,0.3983147617316529,0.3938515288687538,0.39302959546902577,0.3878598053252186,0.3877571104228727,0.38410274773959163,0.37806535859706175,0.3733229895004976,0.3714056618804707,0.37026677434308675,0.3682202352974574,0.36759185098419295,0.36323924958350606,0.3599636738358095,0.3552416110274446],"twin_dists":[0.12485794474265076,0.14445852047802019,0.1461861371840795,0.147898435532502,0.15562505317020656,0.16057864174198733,0.16079693669533057,0.16114473009831215,0.16703807468049964,0.17461938466646562,0.17621940999178914,0.1772947323482155,0.17749337215877012,0.17874724639425568,0.17877223313385235,0.1796634284771861,0.18114471419480258,0.18231633337343608,0.18279209023032306,0.18307526402892635,0.18358520731429098,0.18374206761021686,0.18483230121656605,0.18565712714971253,0.18685297789996366],"n_dims_used":43,"mean_confidence":0.9155520062113918},"coverage":{"mean_confidence":0.9155520062113918,"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}}