{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001330","491:4910001331","491:4910001192","491:4910001141","491:4910001501","491:4910001196","491:4910001740","491:4910001317","491:4910001194","491:4910001128","491:4910001130","491:4910001001","491:4910001065","491:4910001621","491:4910001624","491:4910001131","491:4910001190","490:4900006323","491:4910001321","491:4910001187","491:4910001186","491:4910001188","491:4910001183","491:4910001514","491:4910002014"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491,491],"twin_sims":[0.47236314912527444,0.4131126362452111,0.3739593539538764,0.33917032520130774,0.28450340727281903,0.2785109018673131,0.2703434270250228,0.2665983402074087,0.2654798480431239,0.2232229613629058,0.20947303464421121,0.19333351169988322,0.1820351684468586,0.17793647555585038,0.1488627696843932,0.14304498841634633,0.14021077589506148,0.13936709955053406,0.13341495632881115,0.1295276376637357,0.1259810055519878,0.11967328455729766,0.11949260825790611,0.11700544519708778,0.1131542495094209],"twin_dists":[0.15906387632969915,0.1726925382410715,0.18215869526997802,0.1909864161495531,0.20592459418243048,0.2076609858682535,0.21006468050698102,0.2111818346673151,0.21151736700728915,0.22491802901292027,0.2296363296730013,0.23545198949182716,0.2397270117350374,0.24132403915172101,0.2534869473170509,0.2561259300816387,0.2574404864609157,0.25783561834084345,0.26067534314977464,0.262581740436446,0.26435913658345533,0.267616450217282,0.26771166177206873,0.26903366377398263,0.27112389377686646],"n_dims_used":45,"mean_confidence":0.8971667819552951},"coverage":{"mean_confidence":0.8971667819552951,"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}}