{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001775","477:4770001771","467:4670000583","485:4850007130","477:4770002138","499:4990002145","499:4990002808","477:4770001654","477:4770001577","485:4850001239","485:4850000581","477:4770001237","477:4770001260","477:4770001367","477:4770000835","499:4990002152","477:4770000493","500:5000000839","477:4770002201","477:4770001712","499:4990003515","479:4790001781","499:4990002710","499:4990002128","499:4990000938"],"twin_admin_codes":[477,477,467,485,477,499,499,477,477,485,485,477,477,477,477,499,477,500,477,477,499,479,499,499,499],"twin_sims":[0.6662543735752103,0.35826241617104654,0.324097677332383,0.3210932204362188,0.2915029955177774,0.29084441820523654,0.281152712978837,0.2737675965778401,0.26672290109049857,0.26231032663571613,0.2611905278375343,0.2565669376729041,0.2545589871034301,0.2532627713397231,0.24995820399411883,0.249493147087915,0.24875759615000892,0.24268611930006986,0.23603248799877105,0.23234216945286404,0.22584445656620628,0.22507214945077988,0.22357168938856345,0.220883256748834,0.2164347522879215],"twin_dists":[0.11704332304053858,0.18608703290473666,0.19495976066501683,0.19576387699737308,0.20392403799056674,0.20411103514085466,0.20689273194962376,0.20905159377259463,0.21114452234308784,0.2124729959776493,0.21281234807024446,0.21422328653408226,0.21484103634594365,0.21524146288158952,0.2162682471955933,0.21641344237511567,0.21664344238254127,0.2185588410147311,0.2206938496894003,0.22189497051895618,0.22404073799731392,0.22429848592319865,0.22480093209637228,0.2257068359608658,0.22722217284735485],"n_dims_used":45,"mean_confidence":0.9202421400282118},"coverage":{"mean_confidence":0.9202421400282118,"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}}