{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001317},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000723","500:5000000725","500:5000002396","477:4770001263","485:4850004693","485:4850004675","474:4740005437","485:4850004151","485:4850004202","500:5000000784","485:4850004614","485:4850004293","477:4770001024","477:4770001140","485:4850007122","485:4850006748","474:4740004849","500:5000005040","473:4730004227","485:4850005480","500:5000000166","477:4770003532","475:4750005292","500:5000000260","477:4770000822"],"twin_admin_codes":[500,500,500,477,485,485,474,485,485,500,485,485,477,477,485,485,474,500,473,485,500,477,475,500,477],"twin_sims":[0.5194679094049166,0.4943227801485389,0.4202137142050084,0.26843294487118197,0.264976109901759,0.26331271511341087,0.24628372405988222,0.2454536376791254,0.2365518260075505,0.22579535556245367,0.22544861121667834,0.21821736850918388,0.21763878512484944,0.21695531170033974,0.2168889818099541,0.21193024447629705,0.2087453472253701,0.20351574861443927,0.2014328252119182,0.2012852014877711,0.19884431809537073,0.18990563075461478,0.18913569164226307,0.1841679779719023,0.18192146725720773],"twin_dists":[0.1486424988085482,0.15416999622134647,0.17101978353582525,0.21063336770333382,0.2116687691029064,0.21216999367983116,0.21742021456546,0.2176819767504548,0.22052580537868427,0.2240571074056316,0.2241727731997408,0.22661245551688847,0.22680998307999886,0.2270437752247801,0.22706649069635287,0.2287781096343078,0.22989179841582597,0.23174586679523795,0.23249342161788275,0.23254660457181928,0.23342987870282875,0.2367300918430319,0.23701937914187615,0.23890601783726192,0.23977096956871044],"n_dims_used":45,"mean_confidence":0.921907721625434},"coverage":{"mean_confidence":0.921907721625434,"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}}