{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002881","485:4850002517","485:4850002695","489:4890000164","485:4850002156","485:4850001605","489:4890000202","485:4850002982","485:4850002886","489:4890000242","485:4850001833","485:4850001529","485:4850002978","485:4850002607","485:4850002513","485:4850001831","485:4850001830","485:4850002518","485:4850001996","485:4850002416","481:4810005996","481:4810005931","485:4850001911","481:4810006058","485:4850002887"],"twin_admin_codes":[485,485,485,489,485,485,489,485,485,489,485,485,485,485,485,485,485,485,485,485,481,481,485,481,485],"twin_sims":[0.9067613317572479,0.8903759272943251,0.7642336384402139,0.7336900925728902,0.7141475607840556,0.7100889859482921,0.7085346755987166,0.6905982346453996,0.6827121355420215,0.6796133590125372,0.6746353369023784,0.6541746158823981,0.6511586997912412,0.6488740352012234,0.6471416706266537,0.6461386424323515,0.6450017703471098,0.641122134465339,0.6329334014486927,0.6270545265034623,0.6262999000221804,0.6049714661952014,0.6013085217721864,0.59199419425658,0.5871245146585563],"twin_dists":[0.057461499957632424,0.06258589832017544,0.09524002231348756,0.10220859043820812,0.1065708085565856,0.10746907584359215,0.10781245318010944,0.11175200427581371,0.11347225135059416,0.11414648403271312,0.11522772737499157,0.1196511267441714,0.12030078069161265,0.12079258353589462,0.12116531595350025,0.12138105733716809,0.12162552863605992,0.12245935624606018,0.12421733612479482,0.1254780835709729,0.12563984990719956,0.13020835320154675,0.13099271471617405,0.13298772724656407,0.1340312714428839],"n_dims_used":45,"mean_confidence":0.9196856180826823},"coverage":{"mean_confidence":0.9196856180826823,"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}}