{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007600","485:4850007645","500:5000000387","500:5000000340","485:4850007685","500:5000000207","500:5000000254","485:4850006914","485:4850007644","485:4850007827","500:5000000242","485:4850007596","500:5000000396","485:4850007641","500:5000000297","500:5000000515","500:5000000456","500:5000000623","485:4850007060","485:4850007887","500:5000000049","485:4850007412","485:4850006847","500:5000000503","485:4850006523"],"twin_admin_codes":[485,485,500,500,485,500,500,485,485,485,500,485,500,485,500,500,500,500,485,485,500,485,485,500,485],"twin_sims":[0.7044973216801622,0.6555579321616092,0.6242327946118016,0.5892745280789111,0.5765101015975458,0.5199737064341695,0.5122072546521541,0.5033515976735253,0.491235169615102,0.4561515357013835,0.43642452171650525,0.4291989150569537,0.4001606295661985,0.3888364638480111,0.3877361722231958,0.38735892182382975,0.38579070085380657,0.36338637037353,0.357816270989371,0.3566222811241525,0.343868952151071,0.3370249470748077,0.31304072700799185,0.30518582946022255,0.2944337200112998],"twin_dists":[0.10870281221329142,0.11935297224766991,0.12608290035930264,0.13357047859864762,0.1363078892071006,0.1485320216944781,0.15023126457116842,0.15217680831849686,0.15485399803177416,0.1627250321389678,0.1672448427580529,0.16892021191189113,0.17577630142027997,0.1785097709714277,0.17877732799944296,0.17886914613929744,0.17925128648075483,0.1847953433760898,0.1861999462701759,0.18650248544662945,0.18976743914764516,0.1915460095767607,0.19794013591115792,0.2000939275302007,0.20309491118078452],"n_dims_used":45,"mean_confidence":0.9210557725694445},"coverage":{"mean_confidence":0.9210557725694445,"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}}