{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002524","487:4870002017","487:4870002429","487:4870000234","466:4660013088","487:4870002100","487:4870001831","487:4870003801","487:4870001460","487:4870002855","487:4870003950","466:4660011963","487:4870002356","487:4870002529","487:4870002435","487:4870001923","487:4870002986","487:4870003079","487:4870001006","487:4870002077","487:4870002102","487:4870002622","487:4870002273","487:4870002522","487:4870002009"],"twin_admin_codes":[487,487,487,487,466,487,487,487,487,487,487,466,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.2736794245234023,0.2613569470368863,0.22561674694142278,0.22236009984580274,0.2083034802717622,0.1884938484759493,0.17278335335536665,0.16217677406313644,0.16093709442522205,0.15168525918567702,0.15142869241062573,0.14872005124572732,0.1461355903673285,0.12495069471280448,0.12363926655036755,0.12339350527702925,0.11840228702386237,0.1126136157561798,0.1110748014612605,0.10822106240527969,0.10808211695178803,0.10793567364728811,0.10764573566731482,0.1070834710600943,0.10446937864067889],"twin_dists":[0.20907758256365636,0.21276185752321622,0.22411667231434948,0.22520828838300888,0.2300472203144388,0.23726116770356245,0.2433694561849538,0.24772130069740445,0.24824323166238207,0.25223401402913914,0.25234719442372916,0.25355076480194216,0.2547143255043014,0.264882578858831,0.2655536050776974,0.26567995680961587,0.26828858109479287,0.2714216859740096,0.2722753761110623,0.27388304786749273,0.27396215785491185,0.2740456222069678,0.2742111297374599,0.27453307968077056,0.2760473766576055],"n_dims_used":43,"mean_confidence":0.9110859715661337},"coverage":{"mean_confidence":0.9110859715661337,"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}}