{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000375","480:4800000541","480:4800000345","480:4800000612","480:4800000395","480:4800000692","480:4800000656","480:4800000645","480:4800000501","480:4800000403","480:4800000690","480:4800001045","480:4800000469","480:4800000320","480:4800001034","480:4800001089","480:4800000874","480:4800000795","480:4800000504","480:4800000749","480:4800000576","480:4800000542","480:4800000717","480:4800000970","480:4800001135"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5865568305826823,0.5624405938344762,0.4725708798039344,0.4677625109695921,0.45735853835460477,0.45156468242975323,0.44640291207121885,0.4419599121681423,0.4253837746510302,0.42189626138719677,0.4210709213083532,0.38680533112962984,0.38194725605274205,0.37581698176925177,0.37371149560399974,0.3656237632422449,0.3584072837506399,0.3551129242809432,0.3539153703837163,0.34405719805857016,0.3413310938879238,0.3397491110052608,0.3395986967555807,0.33849005389460307,0.3214509775154842],"twin_dists":[0.13415295474796873,0.1393317519859457,0.15901724595057762,0.16009837942598812,0.1624508845398692,0.163769272614686,0.1649491217408297,0.16596883226556738,0.1698094412553093,0.17062520664677663,0.17081867536505693,0.17900395994294854,0.1801909877077011,0.18169928188132203,0.18222007821700845,0.1842342223156353,0.18605038437881785,0.1868856817082399,0.18719031667739522,0.18971878774105647,0.1904247283289813,0.19083577408715074,0.19087490952332856,0.1911636488890255,0.19566790669313383],"n_dims_used":43,"mean_confidence":0.9161275819290516},"coverage":{"mean_confidence":0.9161275819290516,"n_dims_used":43,"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}}