{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005843","491:4910005912","491:4910005874","491:4910005700","491:4910005931","491:4910005942","491:4910005943","491:4910005565","491:4910005941","491:4910005462","491:4910005608","491:4910005803","491:4910005707","491:4910005879","491:4910005842","491:4910005933","491:4910005836","491:4910005841","491:4910005505","491:4910005870","491:4910005914","491:4910005461","491:4910005706","491:4910005940","491:4910005804"],"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":[0.5607106798938258,0.4526709357551189,0.4420213620755025,0.41643231642391615,0.40284663402758947,0.39129864860815644,0.36737166078073547,0.35024959766151725,0.3470034347639846,0.3429461944107208,0.335690973113112,0.3246446116054212,0.32219280599744127,0.31998533789327027,0.29177767619248335,0.2886002317171854,0.2876895901288283,0.28119559265595717,0.2650657222311439,0.25163911462212585,0.24728671266953317,0.24627972615962102,0.23805694532236288,0.21087726738734516,0.20246048527763272],"twin_dists":[0.13970417297630672,0.16351706801724145,0.1659547020819545,0.17190902004808248,0.17513316741674603,0.17791232957139647,0.18379706427154097,0.18812616419194325,0.18895917583314206,0.1900061273998491,0.19189492922054888,0.1948138260519346,0.19546909730180584,0.19606145311634865,0.20384611909335565,0.204750153001791,0.20501033934245488,0.20688029850055006,0.21164182236657672,0.21574488568902322,0.21710468469737376,0.2174214739149851,0.22004014421085727,0.22914504722284418,0.23212393730086708],"n_dims_used":45,"mean_confidence":0.8862721761067708},"coverage":{"mean_confidence":0.8862721761067708,"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}}