{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002724},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002384","470:4700003937","470:4700003410","470:4700003244","470:4700003074","470:4700002550","470:4700002551","470:4700004257","470:4700003257","470:4700003582","470:4700002889","470:4700003261","470:4700003203","470:4700004110","470:4700003441","470:4700002890","470:4700002252","470:4700002386","470:4700004088","499:4990001049","470:4700003405","493:4930000844","470:4700003929","496:4960000069","470:4700004964"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,499,470,493,470,496,470],"twin_sims":[0.7377063967278613,0.5149862979386506,0.5081043049275822,0.4917174679255588,0.44339518014169166,0.3772481236385396,0.3601913166201662,0.3270170157731951,0.324848017189944,0.32025707799613773,0.3130232702920282,0.3060120888548639,0.2794837367560882,0.27872027258999,0.2728565980431921,0.2727455569216289,0.27255698702804665,0.26262941407478657,0.2511202053634035,0.2464991082219787,0.23704594529957962,0.2234772254740121,0.21988853409675765,0.21617229138316732,0.20892033533018714],"twin_dists":[0.10130366023420886,0.1496225099798587,0.15113155729275912,0.15474707077740577,0.16563899570387416,0.18134610078357175,0.18559968096558202,0.19418238798913853,0.19475958763157347,0.19598841060524447,0.19794488797675072,0.19986587959627744,0.2073775669770256,0.20759993846649846,0.20932035978669322,0.20935315722785464,0.20940887262580374,0.21237646361784632,0.21590621239908508,0.21735238738897728,0.2203661447510429,0.22483263943958404,0.22604388863633146,0.22731222871476295,0.22983031017704786],"n_dims_used":43,"mean_confidence":0.9140796217807504},"coverage":{"mean_confidence":0.9140796217807504,"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}}