{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011841","490:4900010772","490:4900011650","490:4900011647","490:4900012051","490:4900010839","490:4900011099","490:4900011231","490:4900011583","490:4900011712","490:4900012052","490:4900010773","490:4900010684","490:4900011913","490:4900012167","490:4900011172","490:4900011654","490:4900011972","490:4900011077","490:4900011849","490:4900011230","490:4900010415","490:4900009011","490:4900009863","490:4900010414"],"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":[0.3835531752483718,0.3685834457775388,0.2968778695926594,0.27628794611472196,0.25758611753895694,0.23791108969326757,0.22751473158578317,0.21920470065707431,0.2147276771697487,0.2001010728907416,0.19758404482172598,0.1969481961364484,0.18868188222069618,0.16188175929372867,0.16126436215873555,0.15617587629227594,0.15470637615763733,0.14268648353856622,0.13745068904805638,0.13714624208399046,0.1344736537374741,0.13217739668001902,0.13122160726902285,0.12812235118703647,0.11909953102900726],"twin_dists":[0.17979780211723065,0.1834946019719559,0.20240716455997126,0.20831087806006138,0.21391090399149462,0.22008712008087009,0.223485298312721,0.22627619213693834,0.22780922989401683,0.23297417358696415,0.23388886102320455,0.234121201110138,0.23719027394468176,0.24784524487198642,0.24810516243289374,0.2502754154665993,0.25091174880708605,0.25629113437051765,0.258739841026789,0.2588843548068541,0.26016339701781654,0.2612776669084454,0.26174576463342336,0.263281540346976,0.2679191838235702],"n_dims_used":45,"mean_confidence":0.8933333502875433},"coverage":{"mean_confidence":0.8933333502875433,"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}}