{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001609},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001475","490:4900004998","470:4700005335","466:4660004049","490:4900001219","493:4930004105","490:4900004456","490:4900004306","490:4900003472","466:4660004247","488:4880000185","490:4900004722","466:4660001773","470:4700006252","490:4900002335","493:4930007183","493:4930007153","481:4810004760","490:4900005673","466:4660001557","490:4900003894","466:4660007755","478:4780004540","493:4930003942","470:4700006387"],"twin_admin_codes":[490,490,470,466,490,493,490,490,490,466,488,490,466,470,490,493,493,481,490,466,490,466,478,493,470],"twin_sims":[0.739833673755626,0.3877022196320362,0.3784515698644507,0.35689565322964595,0.3492719173922139,0.3451972639364104,0.33797450377842836,0.31329338797239953,0.3060175295044279,0.29218548788851856,0.2879647795862182,0.28702878791918174,0.2765925441926942,0.2735869303208475,0.2700785157041552,0.26871659773663736,0.2661473164824142,0.2625456120826775,0.26032448588504303,0.25592654802048986,0.2548062559427845,0.25265124611143236,0.2518172166853077,0.23862961489534293,0.23441305973606114],"twin_dists":[0.10082307657312628,0.17878558991660118,0.18104961598030836,0.18643317110532986,0.18837662255943266,0.18942444377763132,0.1912980941843287,0.19787137345661474,0.19986437915510513,0.2037305151363624,0.20493166098459364,0.20519945097997624,0.20822163905693306,0.20910485083867886,0.21014338705695632,0.21054877561656193,0.21131703000373522,0.2124018088147673,0.21307542636866275,0.21441997000794494,0.21476479726876796,0.21543082741014713,0.21568956341470824,0.21985588506569692,0.22121941260745004],"n_dims_used":45,"mean_confidence":0.9165050930447048},"coverage":{"mean_confidence":0.9165050930447048,"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}}