{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002046","490:4900005275","490:4900004733","490:4900005005","466:4660002811","490:4900007515","470:4700005202","490:4900004874","488:4880003368","469:4690002951","490:4900005004","466:4660001570","466:4660001950","490:4900006165","496:4960004919","496:4960010217","487:4870005717","490:4900001749","490:4900001612","466:4660001933","496:4960008810","490:4900004871","466:4660001949","487:4870005873","466:4660000056"],"twin_admin_codes":[490,490,490,490,466,490,470,490,488,469,490,466,466,490,496,496,487,490,490,466,496,490,466,487,466],"twin_sims":[0.42994201484644334,0.4110611949852068,0.39521140441065045,0.3902927036526505,0.3889476481701829,0.3840510036888987,0.3808541779153401,0.3790766245277044,0.3724114103178781,0.3616984522700565,0.35534566133753664,0.34933456017897213,0.34359998041855083,0.34250970452032276,0.3355570290137552,0.33515625751809575,0.3329550030422028,0.32685808892521,0.3223660173414007,0.32174382281879016,0.320077824530798,0.31980079793471883,0.31801240412769066,0.3161864520971421,0.31325879326325407],"twin_dists":[0.1687473890756026,0.17317808958827255,0.17696650709199038,0.17815620542203503,0.17848275422485183,0.17967607627711904,0.18045906602382955,0.18089580622114187,0.18254237759120903,0.1852198177781211,0.18682653954996004,0.18836056396033182,0.1898369783991257,0.1901191526977223,0.19193000562626497,0.1920350024118209,0.19261292187700668,0.19422460846416492,0.19542271365452948,0.19558939379698434,0.19603658922094902,0.1961110764709973,0.1965928170911647,0.19708625267748492,0.1978807866466716],"n_dims_used":45,"mean_confidence":0.916756100124783},"coverage":{"mean_confidence":0.916756100124783,"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}}