{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000001","489:4890000076","489:4890000130","489:4890000044","489:4890000166","489:4890000098","489:4890000110","489:4890000253","489:4890000046","470:4700002610","489:4890000097","470:4700000610","489:4890000045","489:4890000018","489:4890000208","489:4890000043","489:4890000042","489:4890000084","489:4890000040","489:4890000059","481:4810006035","489:4890000095","481:4810004810","489:4890000136","485:4850002163"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,470,489,470,489,489,489,489,489,489,489,489,481,489,481,489,485],"twin_sims":[0.8519321340606089,0.8385910888558821,0.8330539254187483,0.805315841729082,0.6891700878255299,0.6436540026738659,0.6413664353450221,0.6179423832774121,0.611153999265961,0.5687235656689676,0.5664274707548198,0.5645639283777659,0.560558071269437,0.5470774352098259,0.5454955738599823,0.5359586433231052,0.5356525948727437,0.5179512949633791,0.5111158024723762,0.5110727955424582,0.5054680800393226,0.5024827008340983,0.4908712831826455,0.48810876265790165,0.48565433425150983],"twin_dists":[0.0735251143743296,0.07706101812475519,0.07849769209567811,0.0854650564502737,0.11206402492735582,0.12191527248394476,0.12240686941781406,0.127430641333522,0.12888448704895797,0.13798035546911475,0.13847400759773337,0.13887483894955133,0.1397370344167198,0.1426451081524049,0.14298710236247728,0.14505280007117372,0.14511920573293077,0.14897391370062624,0.15047057615144496,0.15048000850131296,0.15171101190926742,0.1523681890007528,0.15493469355497025,0.15554789512640804,0.15609359065325512],"n_dims_used":45,"mean_confidence":0.914741939968533},"coverage":{"mean_confidence":0.914741939968533,"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}}