{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006917},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005017","490:4900004878","491:4910002617","490:4900005552","491:4910001457","490:4900005434","490:4900005810","490:4900004602","491:4910003013","490:4900006423","491:4910001856","490:4900005949","490:4900006074","491:4910002019","490:4900006199","490:4900005686","491:4910002566","490:4900005681","490:4900005416","490:4900005689","490:4900007543","491:4910002714","490:4900005687","497:4970000705","490:4900005690"],"twin_admin_codes":[490,490,491,490,491,490,490,490,491,490,491,490,490,491,490,490,491,490,490,490,490,491,490,497,490],"twin_sims":[0.22516609402552823,0.2220841996980875,0.16013424110257665,0.15104747460089962,0.10803942059519465,0.10270062182929073,0.09695840828196847,0.09177405504150787,0.08221136042836807,0.07309133128055055,0.07068878583029645,0.0660817542758767,0.0657347464715047,0.06455163351734243,0.06292705779657005,0.054010205139211544,0.05148289182769786,0.046360108221366866,0.04321004555105932,0.03676993029167566,0.035176550076598485,0.034294728079212,0.03404165630721228,0.032214266740018434,0.02985152902706544],"twin_dists":[0.2242671017233724,0.2253012574204372,0.24858280916672382,0.2525156232985992,0.27398648328924463,0.27708880029509975,0.28056936557907297,0.2838537962791523,0.290318826169174,0.2970718433910002,0.2989635285425642,0.30274200429839715,0.3030352051453111,0.3040444606514791,0.3054552431364369,0.3137796784418476,0.3163453384920262,0.32188526016845004,0.3255517054859238,0.3338090090430727,0.33604007086559207,0.33731200448268917,0.33768217459473365,0.34042706250542726,0.3441805852060687],"n_dims_used":44,"mean_confidence":0.8935426365245472},"coverage":{"mean_confidence":0.8935426365245472,"n_dims_used":44,"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}}