{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000053","477:4770000146","485:4850008839","485:4850005436","479:4790000357","488:4880004792","474:4740001945","474:4740001129","485:4850007533","485:4850003574","500:5000000608","470:4700000482","485:4850007534","470:4700008061","469:4690004412","500:5000000443","470:4700007496","470:4700005300","485:4850007271","487:4870011762","485:4850004334","500:5000006133","466:4660009072","481:4810002606","487:4870013134"],"twin_admin_codes":[477,477,485,485,479,488,474,474,485,485,500,470,485,470,469,500,470,470,485,487,485,500,466,481,487],"twin_sims":[0.05342287438598791,0.04659494849912633,0.0395197948984561,0.034378244852636276,0.027837655328147873,0.027095584255650382,0.026031760634450007,0.024515454352650245,0.021875315050242934,0.020496179794020037,0.01803982686543938,0.017975318210368935,0.01748362529648962,0.01725274608490286,0.015585576281273567,0.014336157499046211,0.013171587985814071,0.012888972454261492,0.012389301016840023,0.012213177842153563,0.01163380300276266,0.011529263560753636,0.01137262807043744,0.011109520987693388,0.010892294423540323],"twin_dists":[0.31436689154025305,0.32162037611260635,0.33014460464137846,0.33719035443502204,0.3475867212612554,0.34889540413289327,0.3508264465781185,0.3537000733449621,0.3590928089307784,0.36213873586784484,0.36803658704442016,0.3682007303368465,0.36946908778785226,0.3700754751086817,0.37467875231027586,0.37842182772729954,0.38217951544018514,0.38313560085348036,0.3848723442677339,0.38549932246513546,0.3876199913365589,0.3880125808691649,0.3886067704924881,0.3896214181810652,0.3904753589108991],"n_dims_used":45,"mean_confidence":0.9074796040852865},"coverage":{"mean_confidence":0.9074796040852865,"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}}