{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003297","473:4730003954","473:4730003679","473:4730003118","473:4730002573","473:4730003321","473:4730003786","473:4730003320","473:4730003448","473:4730003598","473:4730002826","473:4730003953","473:4730003389","500:5000004820","473:4730004047","473:4730003765","473:4730004051","473:4730001643","473:4730003048","473:4730000709","476:4760001587","500:5000002105","473:4730003119","473:4730002704","473:4730003464"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,500,473,473,473,473,473,473,476,500,473,473,473],"twin_sims":[0.5320221978604757,0.4381214403011808,0.3684434566794053,0.3537737248299785,0.3352242904750793,0.29174652047328975,0.28740298398833225,0.27445238635634356,0.27442317152638807,0.2734554496021089,0.2728575019816581,0.2477685595287509,0.2444384862323781,0.24151222651125479,0.234950679495404,0.21959038309334736,0.21385712503450519,0.2132627822722646,0.20847059293231643,0.20696618151149782,0.19221316279235454,0.19111228490420876,0.1883570801154806,0.1853112430751538,0.18425473763655117],"twin_dists":[0.14590750593321788,0.1668529990066025,0.1835295179296051,0.1872263839182807,0.19201717388749237,0.2038549548702242,0.2050923297140642,0.2088499260628067,0.2088585233987053,0.209143622501226,0.2093200928303868,0.21695339292153232,0.21800287417116046,0.21893273112400913,0.221044672786167,0.2261451132165615,0.22810982268285782,0.22831551846185721,0.22998841387394392,0.23051897406887667,0.23586796658040965,0.2362783631828387,0.2373127641598525,0.23846869053450603,0.23887276319357795],"n_dims_used":45,"mean_confidence":0.9201794094509549},"coverage":{"mean_confidence":0.9201794094509549,"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}}