{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000345","489:4890000266","489:4890000498","489:4890000453","489:4890000454","489:4890000278","489:4890000398","489:4890000462","489:4890000121","485:4850003160","489:4890000136","489:4890000281","489:4890000274","489:4890000503","489:4890000637","489:4890000463","489:4890000104","489:4890000282","489:4890000401","489:4890000495","481:4810005906","489:4890000745","489:4890000416","489:4890000105","489:4890000595"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,485,489,489,489,489,489,489,489,489,489,489,481,489,489,489,489],"twin_sims":[0.851299201769581,0.815393931410727,0.7945917855127985,0.7733664202371937,0.7484217816547168,0.7337992150878939,0.7290274937170381,0.7286624718980494,0.6948690335816861,0.6898489483358455,0.6885837639506361,0.6874238280715047,0.6860593670868023,0.6816255787851646,0.6792276796112847,0.6764178829803412,0.6699413273341795,0.659576671832677,0.6508519102974103,0.6502683851460213,0.6491234941742524,0.6445456173253107,0.639136966183798,0.6329628275441664,0.6312913814847982],"twin_dists":[0.07369541762409297,0.08297423356733927,0.08807113971455383,0.09311236660666505,0.09887340209612587,0.10218404437413854,0.10325533603100699,0.1033371159927655,0.11081755409801318,0.11191573582807966,0.1121920601374911,0.11244524576967944,0.11274289179622862,0.11370877047314713,0.11423033603999277,0.11484080930435175,0.11624530476399449,0.11848611922667382,0.12036683725744467,0.120492465249116,0.1207388977631886,0.12172360201825334,0.12288576887082474,0.12421102304837765,0.12456957277070564],"n_dims_used":45,"mean_confidence":0.9146960788302951},"coverage":{"mean_confidence":0.9146960788302951,"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}}