{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002191","470:4700002691","470:4700002344","470:4700002518","470:4700002690","470:4700002195","470:4700001257","470:4700002527","470:4700002343","470:4700002517","493:4930001777","469:4690000195","488:4880002781","470:4700002177","466:4660005181","470:4700001028","470:4700001289","470:4700001566","470:4700001881","470:4700002185","470:4700006274","466:4660001204","470:4700008707","470:4700001875","470:4700001552"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,493,469,488,470,466,470,470,470,470,470,470,466,470,470,470],"twin_sims":[0.5345621838997964,0.5281648502877854,0.5262319600196308,0.5159972313099819,0.47383079962002944,0.4303096515765248,0.42265311042612574,0.4202817475430405,0.41397538024129316,0.3989038759509059,0.37794897943232025,0.35820260267063886,0.3557563923772486,0.3472579290782862,0.3460309563615933,0.3281032261021181,0.32678168568705307,0.32651522624259965,0.32521225621688993,0.32406335680416454,0.3234253498919838,0.3204521433593651,0.3181616192604694,0.31577111881889885,0.3138479777141244],"twin_dists":[0.14535586212614268,0.14674631223480306,0.14716712784352878,0.1494012652632585,0.15873457101501323,0.1686619327913762,0.17044793286826934,0.17100381599561743,0.17248865058265545,0.17607788911485964,0.1811733799156731,0.18610216671016977,0.18672221511753917,0.18889372125417195,0.18920952581512754,0.19389412848972973,0.19424490977274028,0.19431573197261912,0.19466250981756028,0.19496892273374458,0.19513934088907653,0.19593599934893072,0.19655256472163438,0.1971987148154775,0.19772055073812367],"n_dims_used":43,"mean_confidence":0.9134182597315589},"coverage":{"mean_confidence":0.9134182597315589,"n_dims_used":43,"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}}