{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001315","491:4910001441","491:4910002008","491:4910001776","491:4910001851","491:4910001419","491:4910001906","491:4910002056","491:4910001614","491:4910002043","491:4910001616","491:4910002134","491:4910001955","492:4920004640","491:4910001478","491:4910001418","491:4910001791","491:4910001836","491:4910002353","491:4910001179","491:4910001891","491:4910001538","491:4910001163","491:4910002004","491:4910002089"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3616389436850691,0.3522728452091125,0.2958474616776799,0.26487991720048715,0.19837398283885252,0.19602898360437812,0.19304674337860378,0.1928155611196385,0.17785263203861823,0.17109562479899662,0.1636325179955294,0.15250471795207793,0.14950301777409375,0.14545562264303727,0.13765818405606706,0.1280665620467931,0.12716844115779372,0.12285231830959908,0.11998239434721705,0.11520940480091528,0.11436835591933256,0.11007801436514805,0.1094064221383048,0.10841629802226388,0.10704852176485816],"twin_dists":[0.18523480121269087,0.1876090150062257,0.20269669713701396,0.21169770090400333,0.23360093561813458,0.23445800265177075,0.23555830426425517,0.23564409144487375,0.24135697920610294,0.24404882612522463,0.24711208216595043,0.25187346211856065,0.253201210064166,0.2550229823517411,0.25864148520508273,0.26330944159375197,0.2637598809203827,0.2659588707025944,0.26745381217235786,0.27000177473350334,0.2704591121972865,0.2728332518848545,0.2732113311556178,0.2737720214356022,0.2745531347428592],"n_dims_used":45,"mean_confidence":0.8992057800292969},"coverage":{"mean_confidence":0.8992057800292969,"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}}