{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002706","490:4900003295","494:4940008965","494:4940008964","490:4900002258","490:4900002260","490:4900002574","490:4900002263","490:4900002707","494:4940008944","490:4900002259","490:4900003290","490:4900002862","490:4900003821","490:4900003015","490:4900003289","490:4900002262","490:4900003816","490:4900002273","490:4900002412","490:4900009910","490:4900003002","490:4900009780","490:4900001661","490:4900004935"],"twin_admin_codes":[490,490,494,494,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3998623086108746,0.3283904907975921,0.17596416463335818,0.15526250220896148,0.14818968296095372,0.12355680059406665,0.10874125689361952,0.10792816480673371,0.10459219839885713,0.10321240142302372,0.10114984871694242,0.09234779167279712,0.09055717677240524,0.08688954999208127,0.08553808694852769,0.0850962772502177,0.07387707736125469,0.06953310799468784,0.06647513745278484,0.06634632910745146,0.06497033686357882,0.06408420243435134,0.06320877197822886,0.06129665811071605,0.06100548966421084],"twin_dists":[0.17584785153371588,0.19381798197581285,0.24210185413182386,0.25067041330494516,0.25378831912321265,0.26559598147137875,0.27358756715769617,0.27404990418478925,0.2759755733226589,0.2767860419737287,0.2780134550644633,0.28348322204109805,0.28464587798210494,0.2870853439965634,0.2880048993458854,0.28830802245253195,0.29646409609955615,0.2998921021501777,0.30241113449019863,0.30251929733894856,0.3036855705437031,0.3044473728872877,0.3052084821346992,0.3069014078148055,0.30716298798162295],"n_dims_used":45,"mean_confidence":0.9193827311197916},"coverage":{"mean_confidence":0.9193827311197916,"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}}