{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001875},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001646","480:4800001584","480:4800001698","480:4800001310","480:4800001424","480:4800001414","480:4800001237","480:4800001356","480:4800001530","480:4800001927","480:4800001427","480:4800001371","480:4800001473","480:4800001923","480:4800002513","480:4800002098","480:4800002468","480:4800001483","480:4800002149","480:4800001481","480:4800001486","480:4800001592","480:4800001229","480:4800002332","480:4800002518"],"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":[0.8577105482547652,0.7207274332783539,0.6752781984666217,0.6277853818330031,0.6183336851705771,0.5923296538883032,0.5875617981424288,0.5804968927769784,0.5796432125988421,0.5757549447091646,0.5739277651915666,0.5621436018115932,0.5619092794965952,0.557454336674295,0.553493883033954,0.5477291368715419,0.5202572092226934,0.5154218736262665,0.5041473904777873,0.48735561582709913,0.4695758859193463,0.4395612558316321,0.42892765911168756,0.4186990032109922,0.4131744781615778],"twin_dists":[0.07195763748279697,0.10510918909671427,0.11508822062740022,0.12532139973656028,0.1273468221984231,0.13291585631133485,0.13393754446533576,0.1354524071613124,0.13563554677739,0.1364699893503799,0.13686229118805418,0.13939567846590736,0.13944611865696538,0.14040563613507795,0.14125957627453525,0.14250426142787298,0.1484701095700266,0.14952717034087115,0.15200160804951995,0.15571525382936824,0.15969021376825238,0.16652099320337868,0.16898332840643454,0.17137557316808755,0.17267791732918364],"n_dims_used":43,"mean_confidence":0.9135813158611918},"coverage":{"mean_confidence":0.9135813158611918,"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}}