{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003067","490:4900004425","490:4900002917","490:4900003343","490:4900002606","490:4900003604","490:4900004155","490:4900003476","490:4900003872","490:4900002456","490:4900003071","490:4900004154","490:4900003342","490:4900003725","490:4900003473","490:4900003465","490:4900003878","490:4900002755","490:4900004150","493:4930007202","490:4900003608","490:4900002476","490:4900002595","490:4900002146","490:4900002302"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493,490,490,490,490,490],"twin_sims":[0.6744257473853326,0.5569694317997117,0.554660701565201,0.5372705789300044,0.4513298757915372,0.3894541555728556,0.3857701670376727,0.3852293542400385,0.33178179126482477,0.3111137723626095,0.30714270850325603,0.2915616522033294,0.28851518379975344,0.2877967994553813,0.28619224574233915,0.27259461230805754,0.2716658563606525,0.2662546422268351,0.26491858902138116,0.2617671573633677,0.26089545807673237,0.2569518098395946,0.2537213777616481,0.2487044748274066,0.24392505147888824],"twin_dists":[0.11527320240013582,0.14051014130194636,0.14100789553521312,0.14476822422038993,0.16382283348193283,0.17835972361921143,0.17925629499387044,0.17938825319089644,0.19292178876007815,0.19846560662131402,0.1995544036897864,0.20390739513674908,0.20477443188558336,0.20497968218299464,0.2054392314782216,0.20939775385981824,0.2096724901924458,0.21128484596562966,0.21168606882425278,0.2126374883314572,0.21290192005396744,0.2141052297421812,0.21509964182314897,0.2166600697839699,0.21816550231294551],"n_dims_used":45,"mean_confidence":0.9182335747612848},"coverage":{"mean_confidence":0.9182335747612848,"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}}