{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002640},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002904","489:4890003434","489:4890003369","489:4890003433","489:4890002488","489:4890003431","489:4890003223","489:4890003299","489:4890002906","489:4890002635","489:4890002975","489:4890003368","489:4890002072","489:4890003370","489:4890001990","489:4890003071","489:4890003498","489:4890003551","489:4890002238","489:4890002981","489:4890003072","489:4890003552","489:4890002474","489:4890003137","489:4890003494"],"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":[0.9772156308104676,0.9401582054898646,0.9306111352512605,0.9285111924167767,0.9276847551017227,0.9218514985989461,0.9065276649343763,0.8898044230445877,0.8844903732082928,0.8824172748193758,0.8788064904813556,0.8787357107234492,0.8525239599190655,0.8426895658476576,0.8408244747451397,0.8388398386128242,0.8382773452144512,0.8363259191409769,0.8302655634988304,0.8254021396435794,0.8114407309640342,0.8003924657631535,0.7995542837746801,0.7994886841453841,0.7969513563585101],"twin_dists":[0.027883991459691865,0.0456253765936555,0.04925438313870123,0.05002202968025374,0.05032139733896272,0.05239309148901349,0.05753710402232905,0.06275870380530861,0.06434848990682193,0.06496067765046872,0.06601676248665188,0.06603733839904852,0.07336562880569542,0.0759863734346281,0.07647663369030785,0.07699607338043124,0.07714288124163805,0.07765080066343037,0.0792148508809008,0.08045608017999167,0.08395638387546984,0.08666688886896329,0.08687056835452572,0.08688649801281027,0.08750141378946498],"n_dims_used":45,"mean_confidence":0.9140846252441406},"coverage":{"mean_confidence":0.9140846252441406,"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}}