{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005729","490:4900005993","490:4900007581","490:4900006363","490:4900006482","490:4900007345","490:4900007460","490:4900006601","490:4900005735","490:4900005991","490:4900007461","490:4900005464","490:4900008282","490:4900005734","490:4900007467","490:4900005863","490:4900008508","490:4900006969","490:4900005994","490:4900005598","490:4900006600","490:4900007830","490:4900005604","490:4900005861","490:4900008486"],"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":[0.13595172597544744,0.13297511163627698,0.11554512926878135,0.035063436859116205,0.022997881060581954,0.020275905867434933,0.016177892548710337,0.01135570155996832,0.011038393405409389,0.007953293569227766,0.007655204224196719,0.005788458772010954,0.005258833139372055,0.004227623335999119,0.0041138658147288325,0.0020974163742893226,0.0009916838201220564,0.0004282040235442596,0.000312440431882051,0.00029912712704566294,0.00024732934507768275,0.00022363376699049376,0.00021744400936051859,0.00020028577919422777,0.00019466295462032906],"twin_dists":[0.25945369376947536,0.260888933470429,0.2698199343263522,0.33620169696805086,0.3567344224639135,0.3626416636586102,0.3729958024939328,0.38867141493573587,0.3898993809822532,0.4038311030653893,0.4054235341286632,0.41689059876021206,0.42075510084717455,0.42941601586485323,0.4304861103302711,0.45611834847536564,0.4830250694934295,0.51151131655274,0.5218012557778942,0.5232069731991339,0.5293015483354285,0.5325012618036499,0.5333896073316212,0.5359825938302261,0.5368779741677802],"n_dims_used":45,"mean_confidence":0.9199898613823785},"coverage":{"mean_confidence":0.9199898613823785,"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}}