{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002082","474:4740003077","489:4890003064","472:4720000598","488:4880001054","466:4660000752","488:4880003276","488:4880002403","488:4880001147","479:4790003824","493:4930000130","470:4700007816","470:4700008335","466:4660005098","474:4740001678","472:4720002725","488:4880005503","488:4880002951","493:4930000221","470:4700001185","466:4660007514","488:4880001956","472:4720002205","488:4880000695","481:4810001597"],"twin_admin_codes":[493,474,489,472,488,466,488,488,488,479,493,470,470,466,474,472,488,488,493,470,466,488,472,488,481],"twin_sims":[0.03574933442395694,0.024215974995373604,0.02278424029182685,0.022632107547708346,0.01809125680867941,0.01752030059913555,0.01597018767528436,0.015743291646556773,0.015002230885230112,0.014532390059014813,0.014494239690039726,0.0138016913212592,0.013358605084978627,0.011941918093578934,0.011888812504146208,0.011689280041607825,0.011672005976747264,0.011103530856795546,0.010217494690360826,0.008198718868999368,0.007294775079595015,0.007039869745904534,0.006788879951698624,0.006763895455755968,0.00656980238618257],"twin_dists":[0.33522834891541814,0.35428573439472777,0.35717543981288347,0.35749167922813785,0.36790609048969375,0.3693734096034581,0.3735796933020554,0.37422521342706516,0.37639214473026256,0.37781536729101656,0.37793270376022015,0.38011154702192035,0.3815567674135914,0.38648083622169993,0.3866753023960418,0.38741292205823,0.3874773041939014,0.38964476619511035,0.3932282866748117,0.4025596853986096,0.40742506133869827,0.4088949519263052,0.4103897883074278,0.4105412991886449,0.41173578114906617],"n_dims_used":45,"mean_confidence":0.9239115397135417},"coverage":{"mean_confidence":0.9239115397135417,"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}}