{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003108","489:4890002692","489:4890002361","489:4890002777","489:4890002525","489:4890001779","489:4890002362","489:4890001958","489:4890001793","489:4890002200","489:4890002285","489:4890001701","489:4890003107","489:4890002121","489:4890002443","489:4890001789","489:4890002683","489:4890002277","489:4890002359","489:4890002199","489:4890002779","489:4890002115","489:4890002778","489:4890002953","489:4890001957"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8444546249864946,0.8332960521049406,0.821160318870244,0.8071203731337749,0.8009757190317579,0.7492550824042823,0.7345469390296644,0.6848817314575902,0.6831837377234153,0.6691620229916296,0.6606574451427555,0.6585224272109487,0.6571122287673101,0.6484477062761228,0.6427791838852623,0.6419404658512012,0.6173281996736605,0.6061689499400541,0.6046024740441222,0.589848913414965,0.585693559531289,0.5776324631086588,0.5774572022798636,0.5769562039037773,0.5763722869618542],"twin_dists":[0.07552048426854371,0.0784352223001006,0.0815290993185318,0.08502216434936383,0.08652500071523507,0.09868338204441814,0.10201579046184847,0.11299962767369827,0.11336955788488179,0.11641406890672513,0.11825281545954833,0.1187136221052096,0.1190178269584122,0.12088432584007716,0.12210329754545096,0.12228353189468878,0.12756219890629972,0.1299519390778152,0.13028736497587842,0.13344739180446205,0.1343380114746615,0.1360670018215789,0.1361046144789137,0.1362121391954463,0.13633747068796379],"n_dims_used":45,"mean_confidence":0.919622802734375},"coverage":{"mean_confidence":0.919622802734375,"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}}