{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012106","490:4900011242","490:4900012173","490:4900009828","490:4900012171","490:4900009825","490:4900011170","490:4900010149","490:4900011241","490:4900008332","490:4900009418","490:4900009727","490:4900010652","490:4900006678","490:4900009827","490:4900006916","490:4900008220","490:4900008442","490:4900010654","490:4900006676","490:4900011310","490:4900006675","490:4900012107","490:4900012172","490:4900007167"],"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":[0.2278389135488699,0.19651055439356707,0.1760315077164785,0.12768419045556478,0.06600453529571014,0.034467003986602844,0.031030182428982367,0.03065520860559517,0.029852056466787527,0.019277193125799424,0.014454491024765133,0.00999671348545532,0.0049335084455678,0.0018911473100682425,0.0016069902461725081,0.0015493457136843125,0.0013338065340410005,0.0010255813323248272,0.0008959166263485055,0.0008603721563006939,0.0006178501696263427,0.0005341871765017435,0.000494167942919203,0.0003113847888359801,0.00028298467702638646],"twin_dists":[0.22337780701944748,0.23428141791938217,0.24207519419218226,0.26350092114282114,0.302807140834378,0.33706134396508114,0.34227754853809744,0.34287615810077715,0.3441797193129545,0.3649834775777696,0.37805524608270213,0.3941642073654705,0.42330735377820994,0.45993071049788703,0.4658636876670636,0.4671844565250943,0.47256178739524524,0.48184994915713264,0.4865585455369332,0.48795991623914114,0.49927457697283456,0.5041661442472836,0.5067646954103635,0.5219106467858791,0.5249923841741487],"n_dims_used":44,"mean_confidence":0.8889402909712358},"coverage":{"mean_confidence":0.8889402909712358,"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}}