{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004912},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004766","490:4900006586","490:4900005050","490:4900007451","490:4900006585","490:4900006825","490:4900006337","490:4900004227","490:4900006945","490:4900003811","490:4900006567","490:4900005584","490:4900004913","490:4900004231","490:4900006701","490:4900006816","490:4900006099","490:4900005051","490:4900005452","490:4900007069","490:4900007556","490:4900004367","490:4900006584","490:4900006220","490:4900003513"],"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":[0.018202483004123686,0.01518363844893256,0.014288275286026591,0.013962616665989306,0.01193717160216359,0.009290046674851348,0.008495517207891375,0.0071111335384111424,0.007002220019882099,0.006318562811349403,0.0057663918532746775,0.003852977386122054,0.003325988535597018,0.0033134759600249703,0.0030286035842900377,0.002677273799032753,0.0025853083423073193,0.0022622356842007464,0.002188123347255137,0.0021800436333846798,0.002163655321225825,0.002063627387158046,0.0018505356690367181,0.0018210528485981788,0.0017879401488486945],"twin_dists":[0.3676249759016447,0.3758531243948906,0.3785709195056485,0.37959678884972964,0.3864981860393382,0.39728907963204335,0.40106691140650785,0.408479259489724,0.4091160982016092,0.41333006009925943,0.4170451074829812,0.43304559923892844,0.4387370230176634,0.4388819054994963,0.44232335648979226,0.4470005999300812,0.4483176440054587,0.4533122596534966,0.45454998230846516,0.45468723716597154,0.45496707592780705,0.4567185497772895,0.4607261561135031,0.46131375683689635,0.4619842379211745],"n_dims_used":45,"mean_confidence":0.914518313937717},"coverage":{"mean_confidence":0.914518313937717,"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}}