{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008455","490:4900008563","490:4900009536","490:4900010822","490:4900009434","490:4900008338","490:4900009831","490:4900008229","490:4900008562","490:4900008556","490:4900010405","490:4900008112","490:4900008668","490:4900009423","490:4900009633","490:4900010137","490:4900008675","490:4900010649","490:4900009532","490:4900008020","490:4900008337","490:4900009120","490:4900008226","490:4900009329","490:4900007900"],"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":[0.3004540584531237,0.233591200957826,0.20071788501373733,0.1881918546263255,0.17210885045982852,0.1304771976084351,0.12607355388944097,0.12362443991395886,0.11751763123923505,0.10488727728472823,0.10136328384299448,0.0915729032799433,0.09078709094846886,0.07194067446862497,0.07165129024422238,0.06924173909025773,0.06922199920038381,0.06771387052134101,0.06592622715304391,0.06118278897219216,0.060931510990070055,0.06044037581331587,0.05848150059187398,0.05762267221426805,0.05643114403981132],"twin_dists":[0.2014068508953071,0.2214870456083782,0.23275123628591207,0.23737513120626527,0.24364039481607247,0.26211212259094696,0.2643122772681307,0.2655612223857726,0.26875967352113483,0.2758033311341179,0.2778855391265679,0.2839841530443502,0.28449558122468277,0.29797144494040717,0.2981995222929909,0.3001281906468333,0.3001442145377661,0.3013795747516542,0.3028732596499719,0.3070035839477368,0.3072296123025874,0.30767361562375123,0.30947456925036526,0.3102798633565586,0.31141367685713234],"n_dims_used":45,"mean_confidence":0.8931688096788194},"coverage":{"mean_confidence":0.8931688096788194,"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}}