{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001476","497:4970000188","497:4970001477","497:4970001555","497:4970001554","497:4970001478","497:4970000141","497:4970001630","497:4970001553","497:4970000412","497:4970000969","497:4970001240","497:4970001632","497:4970001405","497:4970001885","497:4970000522","497:4970000112","491:4910004978","497:4970000300","497:4970001404","497:4970000349","497:4970001053","497:4970001631","491:4910005890","497:4970001799"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,491,497],"twin_sims":[0.002121023834411155,0.002045666711004247,0.0014686753588946072,0.0013185421483585741,0.001212055465384545,0.0004848417154923648,0.0003609957606282115,0.00026844681976720717,0.0002044612859642714,0.00019163630557798557,0.00017497391503529646,0.00015086465680431085,0.00010499784558120867,0.00009406676996122343,0.00008374380282087486,0.0000736683856107891,0.00006751364177810305,0.00004504607219625002,0.000043586136654120866,0.00004319049132745513,0.00003890716995642909,0.00003721598823434149,0.000021190992549547054,0.000016588043949366882,0.00001529844390810957],"twin_dists":[0.4557042541960786,0.45704127569695135,0.46911104920580265,0.47297244884303596,0.47596608034158755,0.5073984659035677,0.5171107070935663,0.5266841295169999,0.5353328663992993,0.5373700705668418,0.5402177235760242,0.5448270325520523,0.5559347395160965,0.5592602841263424,0.5627552618884808,0.5665844078057517,0.5691757631156773,0.5810435574531452,0.5819991954194895,0.5822634137919185,0.5852811315942616,0.5865604649357559,0.6025374055465593,0.6093543856141738,0.6115905149862643],"n_dims_used":45,"mean_confidence":0.881675042046441},"coverage":{"mean_confidence":0.881675042046441,"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}}