{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001369","489:4890002440","477:4770000266","489:4890002443","489:4890002521","489:4890001949","489:4890001861","477:4770003653","489:4890001863","477:4770001329","467:4670000553","499:4990002646","489:4890002210","499:4990000827","489:4890001779","489:4890001951","489:4890004664","489:4890002211","489:4890003692","477:4770001485","489:4890003656","499:4990001679","477:4770001774","489:4890002129","467:4670000880"],"twin_admin_codes":[477,489,477,489,489,489,489,477,489,477,467,499,489,499,489,489,489,489,489,477,489,499,477,489,467],"twin_sims":[0.6308853655504392,0.5550861576908765,0.5340611565015164,0.5270673603917709,0.508346390300267,0.5073518749998813,0.503631487951587,0.49619213329091527,0.49498788436719254,0.4896375550698496,0.4816650594001122,0.4704712062116638,0.4703121252729034,0.4662882704002104,0.4550852945265482,0.43766447611539677,0.42711480263963153,0.42050820244975684,0.42029151721790736,0.4052851380009435,0.403989135923155,0.4038320874507739,0.4036967652109237,0.3959850734289996,0.39310468774643054],"twin_dists":[0.12465665646709351,0.14091614545566525,0.14546463472955753,0.14698520872938642,0.15107838551570546,0.15129686383246646,0.15211517964569507,0.15375648100110578,0.15402281844004775,0.15520841808658137,0.15698235068312197,0.15948888669229222,0.15952464912948677,0.16043060923855626,0.16296742753272234,0.16695845971623527,0.16940556934785014,0.17095067452042148,0.17100152312612643,0.17455096451928032,0.1748601942536598,0.1748976966159604,0.17493001611394302,0.1767800037932846,0.17747521632068894],"n_dims_used":45,"mean_confidence":0.9198771158854167},"coverage":{"mean_confidence":0.9198771158854167,"n_dims_used":45,"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}}