{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003799","490:4900002839","490:4900002833","490:4900001368","490:4900001103","490:4900003790","490:4900004363","490:4900004352","490:4900004496","490:4900002547","490:4900001242","490:4900002693","490:4900002546","490:4900001495","490:4900001232","490:4900001499","490:4900002832","490:4900004359","490:4900001779","490:4900004491","490:4900003932","490:4900002398","490:4900002082","490:4900001931","490:4900004215"],"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":[0.7353182012218137,0.5938639056360403,0.46220935852438627,0.4352642337169947,0.4005994263458872,0.3517580159401826,0.3491689129528469,0.3280035306437867,0.3175271316036297,0.3147400193992535,0.3025316979881799,0.286352996561175,0.27987130576749303,0.278726643864257,0.2690601757098704,0.26060676507386643,0.2587042327990471,0.2585573757678295,0.25082030842367414,0.24289360960377168,0.23238237787643234,0.22145090090834157,0.2104730681721825,0.1980831066524254,0.19293402579765412],"twin_dists":[0.10184212850548105,0.13258717159321556,0.1613517199019459,0.16751311848639203,0.17567110319408263,0.18774045982770748,0.188403031231682,0.19392056379273753,0.19672379818257263,0.19747827417955593,0.20082889874661777,0.2053931223999349,0.20726482243100333,0.20759808119585826,0.21044638647311065,0.2129896178765489,0.21356909370290886,0.21361393500377393,0.21599954610794556,0.21849287623188707,0.22188181631605314,0.2255149498422407,0.22928623129269007,0.23370686506637717,0.23560012259810048],"n_dims_used":44,"mean_confidence":0.9156134345314719},"coverage":{"mean_confidence":0.9156134345314719,"n_dims_used":44,"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}}