{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002861","477:4770002643","477:4770003476","477:4770003338","477:4770003183","477:4770003335","477:4770002639","477:4770003010","477:4770002859","477:4770002709","477:4770002938","477:4770003019","477:4770002695","477:4770002778","477:4770003405","477:4770001853","477:4770003187","477:4770002297","477:4770002935","477:4770002640","477:4770002644","477:4770002440","477:4770003257","477:4770002229","477:4770002944"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9516761373533011,0.9384642592466583,0.9210085560803907,0.9015471571307845,0.8984101672281937,0.8897302520786267,0.8697307658256119,0.8588640520152648,0.8556939925560628,0.8414666237679467,0.8401661966416649,0.8372807973687781,0.8299802651179901,0.8294503320395094,0.826245348953826,0.8252199545314794,0.8239864451778045,0.8227965175899974,0.8199525034098395,0.8176632064945597,0.8165281694638878,0.8128538663529161,0.8083734562588075,0.8041192991339995,0.7988286723405409],"twin_dists":[0.04087663841518289,0.04628727694178107,0.052686784604217135,0.05913010918844618,0.060116193644170195,0.06278110409857818,0.06861788711160792,0.0716419110031934,0.07250729951614375,0.07630807059181675,0.07664917909790087,0.07740253240065166,0.07928799805023923,0.07942375452330662,0.08024173398243022,0.08050234588653846,0.08081516529266104,0.08111623070689074,0.08183306072158784,0.08240733334773484,0.0826911721253945,0.08360607588886686,0.08471383960850119,0.08575801095090752,0.0870466801056249],"n_dims_used":45,"mean_confidence":0.9214550442165799},"coverage":{"mean_confidence":0.9214550442165799,"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}}