{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008234","490:4900009350","490:4900008792","490:4900008568","490:4900011909","490:4900008456","490:4900009954","490:4900008349","490:4900008023","490:4900011521","490:4900010596","490:4900009537","490:4900009335","490:4900009644","490:4900009127","490:4900009118","490:4900008817","490:4900010340","490:4900009236","490:4900009347","490:4900009634","490:4900008350","490:4900011961","490:4900009544","490:4900009337"],"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":[0.06119492456800578,0.06019496529712963,0.028130820035964763,0.01742235992141778,0.016490424437844934,0.016217178982092784,0.016139235949661993,0.015024652545978385,0.013981520507356343,0.011529660794445335,0.008391977409045126,0.00632034093216042,0.006039435152001011,0.005845644672622402,0.004742010554206948,0.003371580017066119,0.0032360649138368277,0.0028463414528618934,0.0019298513103326365,0.0015140196237287042,0.0010586159998941466,0.0005658715847800772,0.00038588644285002477,0.00038103107230213866,0.0003723903573486206],"twin_dists":[0.3069926871040726,0.3078965870982469,0.3470779710052414,0.3696293093881966,0.3721295207014593,0.37288610379307185,0.37310397125616185,0.3763252127995818,0.37953666469563846,0.38801108311770827,0.4015822936348888,0.41331857754276774,0.4151697469174883,0.4164926543063129,0.42488192152158033,0.4382132948417755,0.43978950342139944,0.44468390285728604,0.45918712601828826,0.46801644784296387,0.48073889728367775,0.5022346805326746,0.5149312120163205,0.5153458157348129,0.5160960444492635],"n_dims_used":45,"mean_confidence":0.8988793267144097},"coverage":{"mean_confidence":0.8988793267144097,"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}}