{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001094},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002231","491:4910001482","491:4910001835","491:4910001363","491:4910001362","491:4910001715","491:4910001775","491:4910002232","491:4910001657","491:4910001599","491:4910000964","491:4910001228","491:4910001604","491:4910002042","491:4910001656","491:4910001484","491:4910002102","491:4910001886","491:4910001989","491:4910001936","491:4910002300","491:4910001164","491:4910001093","491:4910000966","491:4910001431"],"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":[0.7440279739804531,0.5375598913093883,0.5171715472189871,0.4844764896186531,0.4605239946729992,0.4596353462351786,0.43858152114016186,0.43758345707626417,0.4355975768715205,0.41867671784141663,0.4051620128852828,0.39854845886950796,0.3975055491744735,0.38413150687326336,0.3788251653108882,0.3782079593829779,0.36954629151237867,0.3367908945541317,0.32996815250394373,0.32707433070328207,0.323947466890017,0.3174063585926464,0.31685590781665096,0.312921902312212,0.30566111805474994],"twin_dists":[0.09987282974250893,0.14470548695097948,0.14914439680666366,0.15635576245024949,0.16173314477369544,0.16193445949210294,0.16674686280663742,0.1669771622707822,0.16743601551052845,0.17138081184489234,0.17458032349284747,0.17616325831010843,0.1764139603432527,0.1796563992329653,0.18095766902179186,0.18110959558882422,0.18325462878068147,0.1916071751945843,0.1934004364341843,0.1941671644986883,0.19499986422362858,0.19675641386357845,0.19690515612692064,0.19797248534221562,0.1999627041314837],"n_dims_used":45,"mean_confidence":0.8981803046332465},"coverage":{"mean_confidence":0.8981803046332465,"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}}