{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000041","480:4800000024","480:4800000001","480:4800000135","480:4800000010","480:4800000136","480:4800000133","480:4800000163","480:4800000245","480:4800000000","480:4800000043","480:4800000006","480:4800000002","480:4800000106","480:4800000040","480:4800000132","480:4800000156","480:4800000003","480:4800000168","495:4950000491","480:4800000166","480:4800000137","480:4800000131","480:4800000239","480:4800000227"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480],"twin_sims":[0.7809397911039363,0.4912522575662206,0.3765511039872263,0.37617376933961577,0.37084198502407756,0.36410300558960734,0.3624011534072719,0.32731753424779264,0.3169840321924532,0.3086172686802171,0.30030621698354737,0.29727823369785367,0.27836451279653385,0.2660025790660912,0.2366371563006754,0.17800799378243043,0.17294765523855085,0.1593324017474155,0.1505748373603899,0.14625056742565629,0.1430063243262787,0.14127262728983947,0.13724778075815922,0.13036054140056824,0.1181697540683559],"twin_dists":[0.09132997497075043,0.15485020904080402,0.18151803135235273,0.1816111715083999,0.18293218933128094,0.1846154273869659,0.18504298202167685,0.1941025832915722,0.19687052146419565,0.1991491663714705,0.20144806577980517,0.20229482648452693,0.2077036859540195,0.21136044556541264,0.22049821777012746,0.24129595011335203,0.24330357299094743,0.2489231955033667,0.25272487758143325,0.25466223924957065,0.25614373224975684,0.2569456845044521,0.2588361301445006,0.2621696772331788,0.268412146453454],"n_dims_used":42,"mean_confidence":0.9026200430733817},"coverage":{"mean_confidence":0.9026200430733817,"n_dims_used":42,"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}}