{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000925","480:4800000711","480:4800001037","480:4800000953","480:4800001131","480:4800000793","480:4800001144","480:4800000830","480:4800000969","480:4800000748","480:4800000719","480:4800000971","480:4800001145","480:4800000300","480:4800000828","480:4800000915","480:4800000912","480:4800000893","480:4800000829","480:4800000401","480:4800000930","480:4800001036","480:4800000928","480:4800000977","480:4800000753"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7118312309033469,0.6498675846296506,0.6245571755330591,0.6012426548034692,0.598248505254741,0.5868410252034162,0.5815278877891992,0.5750988559343115,0.5678489468841234,0.565801973173667,0.5500172145650116,0.5423571186831796,0.5097606538385784,0.48573014650577195,0.4636421072245565,0.4617997810721595,0.44310068844184547,0.43046021679623847,0.4251194131597692,0.408909678999186,0.3923409789287201,0.3872153080255481,0.3868688527416451,0.3805493006315026,0.3739494017767268],"twin_dists":[0.10708376821134014,0.12057874360295978,0.12601338077682356,0.13100681965718056,0.13164802864377498,0.13409203660813102,0.13523125717077383,0.13661084003703522,0.13816836782083272,0.13860852849755811,0.14200998139686039,0.1436661462746269,0.15076788734361926,0.1560767226244487,0.16102785102000527,0.1614443685788763,0.1657066386928078,0.16862694284501864,0.16987118019598127,0.17368846812326735,0.17765994137742827,0.17890411109145476,0.17898848613411678,0.18053390350689622,0.18216115957421505],"n_dims_used":43,"mean_confidence":0.9137271614961846},"coverage":{"mean_confidence":0.9137271614961846,"n_dims_used":43,"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}}