{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004122","491:4910004275","491:4910004071","491:4910004374","491:4910004121","491:4910004379","491:4910003988","491:4910004323","491:4910004279","491:4910004137","491:4910004327","491:4910004183","665:6650001059","491:4910004380","491:4910004322","665:6650000636","491:4910004335","665:6650001278","665:6650001336","491:4910004125","491:4910003608","665:6650001279","491:4910004026","491:4910004074","491:4910004674"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,665,491,491,665,491,665,665,491,491,665,491,491,491],"twin_sims":[0.28041741900574474,0.18005518055281064,0.17033230020474435,0.137938966827924,0.13390888870518677,0.11900150992114374,0.08331305418788897,0.08045446815063313,0.07575876022949345,0.05959877997918772,0.05622810993791415,0.0561022786176182,0.05130947909448059,0.04909496818995878,0.04125945949763977,0.04029126425197071,0.037683516214945055,0.037667714735764496,0.037648286090724105,0.0366693200543053,0.03578618597605567,0.03121601435947476,0.031037331195091958,0.030931310777759395,0.03054662077037387],"twin_dists":[0.2071061178906036,0.2404952842171745,0.2443576687206177,0.2585085662265446,0.26043611771738767,0.2679710148974201,0.2895443868976373,0.29157119562198214,0.29502962682952466,0.3084413900777432,0.31160884391977745,0.31173009206458624,0.31652518968545584,0.3188675878583719,0.3279362885183964,0.32915538268525973,0.3325665702542067,0.3325878414843209,0.33261400580774436,0.3339474306252462,0.33517650418558975,0.3419831776371636,0.34226619651623075,0.3424347837514104,0.3430506788688807],"n_dims_used":45,"mean_confidence":0.8904549492730035},"coverage":{"mean_confidence":0.8904549492730035,"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}}