{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003200","498:4980003736","498:4980003074","498:4980004700","498:4980004257","498:4980003019","498:4980002947","498:4980003075","500:5000009221","498:4980003498","498:4980001500","498:4980003131","498:4980003073","498:4980004483","498:4980003129","498:4980002750","500:5000009213","498:4980004529","498:4980003315","500:5000007882","498:4980001696","498:4980004712","500:5000009667","498:4980004124","498:4980003787"],"twin_admin_codes":[498,498,498,498,498,498,498,498,500,498,498,498,498,498,498,498,500,498,498,500,498,498,500,498,498],"twin_sims":[0.626336522138475,0.6207561764218339,0.6040372676727396,0.592188057591493,0.5633322939482452,0.4768608305079769,0.47312990756708195,0.47083330608048857,0.46116182863721394,0.392487187250374,0.38141395067755657,0.37708606303480596,0.3696845767842868,0.36853159477737285,0.3612151983995565,0.36041615813038563,0.35411631123427495,0.3537632160127853,0.3525566650204334,0.3498295783622064,0.3387879090592069,0.33839942181611354,0.3325704499641707,0.32573326514885487,0.32497542571243065],"twin_dists":[0.12563199967958244,0.12682786043493638,0.13040839243906266,0.13294619254597545,0.1391398431776337,0.1580557666715513,0.15889179195846198,0.1594074994497983,0.16158873473244773,0.17762456373138327,0.18032173509930335,0.18138606168599802,0.18322018907864432,0.18350753383086693,0.18534153066003278,0.18554295987465874,0.18713916390122462,0.18722906007937368,0.18753659368096545,0.18823371817492496,0.19108602439566158,0.1911872759509387,0.19271409610345394,0.19452375412865455,0.19472562355419665],"n_dims_used":44,"mean_confidence":0.9235630902377042},"coverage":{"mean_confidence":0.9235630902377042,"n_dims_used":44,"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}}