{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004269","490:4900001556","490:4900004131","490:4900004956","490:4900004683","490:4900004265","490:4900003848","490:4900007612","490:4900001822","490:4900002897","487:4870002032","490:4900003447","490:4900001669","490:4900003988","490:4900007000","490:4900004135","490:4900001279","490:4900002920","470:4700005331","490:4900003035","490:4900004962","490:4900002285","466:4660003532","490:4900004266","494:4940005608"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,470,490,490,490,466,490,494],"twin_sims":[0.6243058337065411,0.6121706886476358,0.5934202608741321,0.45384672631548967,0.4241797371072337,0.40958119407013444,0.36768039440041195,0.3322360501439706,0.33158945946752005,0.32812467617818775,0.30396263803363155,0.29907057923241365,0.29768055124147863,0.292294759972444,0.2701582780644276,0.2586295657700964,0.24669242306555042,0.23423880849397258,0.2252448795751779,0.22236299735038012,0.19739540081669182,0.1909219345217985,0.18254530500249774,0.1808705655791949,0.1732792345334075],"twin_dists":[0.1260672472053809,0.12866677089404463,0.13268221046238124,0.16324925953447386,0.1700907613329462,0.17352904618669007,0.18371995686788237,0.1928021271448795,0.19297248010466528,0.19388844135464892,0.20043218601820337,0.20179299881387952,0.2021820298446912,0.20369955563225217,0.21011968422190166,0.21359189051535182,0.2172915425594362,0.22127610494415131,0.22424078843006223,0.22520731243045658,0.23395773778999826,0.23634949106781414,0.23953002702932077,0.2401781791771427,0.2431707496183175],"n_dims_used":45,"mean_confidence":0.9235544840494792},"coverage":{"mean_confidence":0.9235544840494792,"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}}