{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001133","489:4890000832","489:4890000775","489:4890001391","489:4890000721","489:4890000577","489:4890001007","489:4890000344","489:4890001196","489:4890000719","489:4890000549","489:4890000553","489:4890000439","489:4890001261","489:4890000552","489:4890000943","489:4890001197","489:4890000834","489:4890001131","485:4850003247","485:4850004315","489:4890000947","489:4890000594","489:4890001534","489:4890000711"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,485,489,489,489,489],"twin_sims":[0.8442438315512345,0.7796414334970511,0.7130949318361279,0.7072519544925265,0.7026018480000135,0.6683929435970466,0.6341976310788918,0.5996422904171119,0.599085690388526,0.5822719049525151,0.5820578909252486,0.579305373904587,0.5738279849435923,0.5699215458040059,0.5666005415369126,0.564439035732283,0.5579182845442358,0.5262659270974206,0.5232980007888975,0.5158622325746277,0.5131071891828236,0.5126711352085409,0.5078386685190498,0.5057962024030265,0.5052303502419939],"twin_dists":[0.07557622307444059,0.09163676665168367,0.10680401584943389,0.10809557506771844,0.1091200633330656,0.11658057162866098,0.12394608315541732,0.13134953522313167,0.13146873480830956,0.1350716833472776,0.13511758262221393,0.13570802931194706,0.1368837178733054,0.13772288513078018,0.13843678977990792,0.1389017080974053,0.1403056598431882,0.1471597298364403,0.1478065457465422,0.14943080384453783,0.15003404206186977,0.15012959331001588,0.15118990945808156,0.15163884550501883,0.15176330541736804],"n_dims_used":45,"mean_confidence":0.9194001939561632},"coverage":{"mean_confidence":0.9194001939561632,"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}}