{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001126","491:4910001257","491:4910001501","491:4910001254","491:4910001746","491:4910001627","491:4910001183","491:4910001196","491:4910001053","491:4910001192","491:4910001188","491:4910001630","491:4910001317","491:4910001570","491:4910001141","491:4910001260","491:4910001740","491:4910001567","491:4910001191","490:4900003923","490:4900002817","491:4910002065","490:4900007653","490:4900004472","491:4910001001"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,490,491,490,490,491],"twin_sims":[0.5242967060512096,0.4987250963980292,0.42271598374691766,0.40967996473959895,0.4086137923666935,0.4045735968639117,0.3861726500165002,0.3543965677648655,0.32630209261890797,0.30060705160187184,0.2796504469778708,0.25782132221346665,0.24908662956069452,0.2016030858897725,0.2013072081011928,0.17124967930026191,0.15525862738448634,0.14144571234964132,0.1336523072619396,0.13180458199396616,0.12463101468868097,0.11599941650387559,0.1122543728667977,0.11168835996951994,0.10880527927247775],"twin_dists":[0.14758880073783184,0.15319688044091,0.17043321229453495,0.17350560711140064,0.1737587501017249,0.17472068537092375,0.17915814628043328,0.1870678451416791,0.1943724037346597,0.20136421231015347,0.2073290590286346,0.21383892377708424,0.2165405029145469,0.23243211675566064,0.23253867476290177,0.24398661524183587,0.25067209262715995,0.2568652930363152,0.26056030444718303,0.26145994855880816,0.2650456561938877,0.2695745212263419,0.2716201744467255,0.27193390383542093,0.27355127692258374],"n_dims_used":45,"mean_confidence":0.8968423631456163},"coverage":{"mean_confidence":0.8968423631456163,"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}}