{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003433","489:4890003368","489:4890003299","489:4890003434","489:4890002904","489:4890002975","489:4890002640","489:4890003431","489:4890003223","489:4890003370","489:4890003137","489:4890002072","489:4890002906","489:4890002488","489:4890003146","489:4890002238","489:4890002635","489:4890002474","489:4890003552","489:4890003551","489:4890003071","489:4890003489","489:4890002981","489:4890003170","489:4890002401"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9904743396238244,0.967197826827197,0.9523567492870506,0.9507813444584217,0.9401677310746586,0.9331119865708505,0.9306111352512605,0.9022368079843561,0.8919719549726309,0.8857795973440221,0.8534654879577132,0.8509307585432483,0.8448514243929368,0.8419265515272006,0.8384729105313549,0.8366121284745955,0.835372833305715,0.8344881360844245,0.8340417006974941,0.828203056882006,0.8264254104650598,0.8222135250781171,0.8123414728585414,0.8120713011663822,0.805002490878495],"twin_dists":[0.017969034998644596,0.03354295040428643,0.040580562326480434,0.04126297215975171,0.04562163076795922,0.04832659404927761,0.04925438313870123,0.05891157617255902,0.06210135379614141,0.06396555718176952,0.0731114173770199,0.07379443192017085,0.07541548709359647,0.07618719032571239,0.07709186024586032,0.07757643992657831,0.07789809535522124,0.07812719640028526,0.07824264251988046,0.07974270609981052,0.08019591600216096,0.08126348580719073,0.08373319412754102,0.08380017484768161,0.08554183028426984],"n_dims_used":45,"mean_confidence":0.9142768859863282},"coverage":{"mean_confidence":0.9142768859863282,"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}}