{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002096","491:4910001775","491:4910001947","491:4910001031","491:4910002232","491:4910000964","491:4910001362","491:4910001989","491:4910001484","491:4910001736","491:4910000971","491:4910001727","491:4910002042","491:4910001094","491:4910002133","491:4910001790","491:4910001716","491:4910001485","491:4910001894","491:4910001483","491:4910002240","491:4910001665","491:4910001028","491:4910002290","491:4910003204"],"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":[0.6039713352342632,0.49032908582947127,0.41634826226318067,0.38647729513705503,0.3142752878635869,0.3032246083543785,0.29502372358416906,0.2890478709255633,0.28245056063173535,0.28211991474859943,0.276611726356947,0.2610048451957964,0.2554912932274261,0.24573818978464618,0.24146825183310294,0.23283613445035453,0.22650227551921187,0.22175503084989806,0.22163800839748862,0.21047941341372536,0.20809449056863585,0.20809226155654667,0.20535560166879374,0.20440371777875327,0.2039918095230428],"twin_dists":[0.13042251058770724,0.15505496435870586,0.17192882540329765,0.17908388838926803,0.19760444550267484,0.20063666098862892,0.20292858567732697,0.20462243451028997,0.2065169135358923,0.20661255946961937,0.20821602121174124,0.21286870686104375,0.21455382812447907,0.21759218105477524,0.21894676010646935,0.2217334732479253,0.2238216602263958,0.22541227716013837,0.22545177218674883,0.22928401352068462,0.2301208084098719,0.23012159354648123,0.2310899025659324,0.23142877350636268,0.2315757480491887],"n_dims_used":45,"mean_confidence":0.898073238796658},"coverage":{"mean_confidence":0.898073238796658,"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}}