{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001468","477:4770000992","477:4770001352","477:4770001459","477:4770001523","477:4770001053","477:4770001580","477:4770002960","477:4770003291","477:4770001109","477:4770000991","477:4770002734","477:4770001460","477:4770001054","477:4770001347","477:4770001350","477:4770000427","477:4770001582","477:4770003207","477:4770001050","477:4770002884","477:4770001416","477:4770000426","477:4770001233","477:4770001354"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9249044422079232,0.5882971313177197,0.4552504608847757,0.41734999057350874,0.40719114068886875,0.3507390181723083,0.349432211208156,0.33470695041865633,0.32965595380665663,0.32030362252266137,0.30333295082568273,0.30179244358600493,0.2991517681864466,0.29696410370036647,0.2938900363075765,0.2755421574987561,0.27346870656569555,0.27140660239116804,0.26986550404072185,0.264723532368086,0.26256982202173335,0.2617004493431467,0.2537261128736023,0.25148221574269214,0.2506436587535717],"twin_dists":[0.05131763290776696,0.13377994311362004,0.16292986568678058,0.17169290346350263,0.17409698717397482,0.18800092382153322,0.1883355339433025,0.19215279591474535,0.19348297599884953,0.1959759031348934,0.2006066260584393,0.201034276625509,0.20177030903169269,0.20238296062594385,0.20324835332975297,0.20852962822771542,0.20913971270539297,0.2097492836779706,0.21020670855839085,0.21174475063282447,0.21239448620523496,0.21265770480732515,0.21509817837068387,0.2157936424934141,0.2160545562374066],"n_dims_used":45,"mean_confidence":0.9217515733506945},"coverage":{"mean_confidence":0.9217515733506945,"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}}