{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001342","497:4970000203","497:4970001341","497:4970000915","497:4970000367","497:4970001423","497:4970001442","497:4970000702","497:4970000318","497:4970000920","497:4970000911","497:4970000776","497:4970000770","497:4970001503","497:4970000258","497:4970000315","497:4970000690","497:4970000830","497:4970000760","497:4970000844","497:4970001929","497:4970000918","497:4970000209","497:4970000634","497:4970001521"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.4291957395413943,0.36436694259520047,0.3101046953328972,0.3092900974785482,0.29161349367471784,0.2616934558127826,0.2574560148464734,0.24731699863021725,0.24548882269281203,0.2354971258037074,0.2024849011098016,0.18037951014048217,0.18023443797225489,0.17845431900628447,0.1746411359877411,0.16638328232770902,0.15433538045053394,0.15343883612226555,0.14803446603752063,0.14460433775026404,0.14245350629967665,0.1422329716360985,0.1323297811412735,0.13135333536458943,0.12907896930549861],"twin_dists":[0.1689209507041924,0.18454920935710772,0.19874151888032004,0.1989646300639279,0.2038926876424797,0.212659824447806,0.2139507374363872,0.2170951698463259,0.21767086983603973,0.22086733220450436,0.2321151745385272,0.24036903019046674,0.2404254835491032,0.24112083512837926,0.2426270986807224,0.24597152823545276,0.25107309882004364,0.2514641919173894,0.2538579601436954,0.25541091520939524,0.2563986591282477,0.25650056184275855,0.2612032724644666,0.26168109850710203,0.262804540452389],"n_dims_used":45,"mean_confidence":0.8921675788031684},"coverage":{"mean_confidence":0.8921675788031684,"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}}