{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000755","491:4910000630","491:4910000693","491:4910000817","491:4910000464","491:4910000691","491:4910000692","491:4910000629","491:4910000626","491:4910000878","491:4910000696","491:4910000694","491:4910000503","491:4910000818","491:4910000317","491:4910000456","491:4910000752","491:4910000695","491:4910000518","491:4910000294","491:4910000620","491:4910000943","491:4910000508","491:4910000567","491:4910000319"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.601908595169128,0.5361675192779074,0.4776250793575547,0.3847545556309819,0.37235947312447615,0.36357542396066805,0.33205548206429814,0.29671314356404843,0.2947632382516578,0.292197523242036,0.29164556916264484,0.2906108885437861,0.2856501213711166,0.28547989756663084,0.23559066076266888,0.1992582641249678,0.1961294742375852,0.18626163239458587,0.18377275784355146,0.1745036080188859,0.16675130592514625,0.15473579767635706,0.14958674408051328,0.1429918595678023,0.1328202826395877],"twin_dists":[0.13086421445182064,0.14500748298508517,0.1578847778630629,0.1795041766225354,0.18255526466880787,0.18474786281898142,0.19284968196948005,0.2024534108733349,0.2030019937884789,0.20372710488407345,0.20388358856204322,0.20417740430297918,0.20559484688286064,0.20564374578823935,0.2208370038993049,0.23327956105136324,0.23442112945547927,0.23810658541387733,0.23905764400312404,0.24268186012805784,0.2458199688678536,0.250898965202203,0.25316391045357295,0.25615039320045657,0.2609642454819946],"n_dims_used":45,"mean_confidence":0.8910615709092882},"coverage":{"mean_confidence":0.8910615709092882,"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}}