{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011375","490:4900011565","490:4900011442","490:4900010666","490:4900011238","490:4900011159","490:4900011165","490:4900011160","490:4900011084","490:4900010998","490:4900011234","490:4900011085","490:4900011510","490:4900011376","490:4900008120","490:4900011082","490:4900011162","490:4900011305","490:4900011004","490:4900011437","490:4900011644","490:4900011773","490:4900010496","490:4900011369","490:4900011320"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6849623206900889,0.4778881048432847,0.46770081378353956,0.449323138899934,0.39453796053020035,0.38431951229344075,0.3601902824585922,0.3256670864463774,0.30570672283593747,0.29936667179522386,0.2844349570469053,0.2763838256449096,0.267622759445649,0.25601253445266603,0.2323624139221774,0.23083417777492718,0.22410669197168065,0.2240065845859034,0.21860334153139735,0.21825614480993777,0.20750179539134755,0.20204151555422914,0.1984872483354802,0.1875365425872315,0.18571155603617787],"twin_dists":[0.1129820629904651,0.15782595048370765,0.1601122760880288,0.16428100703400889,0.17712898694372112,0.17961045354890157,0.1855999418967409,0.19454137208947206,0.1999501192207248,0.2017102675719158,0.20594430289949522,0.20828278146797444,0.2108752900682952,0.21439354282515155,0.22188834734515228,0.22238939590130535,0.22462152365296134,0.22465507208323932,0.22648088037348202,0.22659922992654571,0.2303297787658642,0.23227441742207797,0.2335597163384883,0.23762286797599988,0.23831600967522043],"n_dims_used":45,"mean_confidence":0.8905799018012153},"coverage":{"mean_confidence":0.8905799018012153,"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}}