{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000417},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000471","477:4770000472","477:4770000367","477:4770000799","477:4770001161","477:4770001042","477:4770000579","477:4770000529","477:4770000418","477:4770000804","477:4770000368","477:4770000532","477:4770000689","477:4770001280","477:4770000915","477:4770000742","477:4770001879","477:4770000741","477:4770001693","477:4770001876","477:4770001999","468:4680004312","477:4770002057","489:4890004036","477:4770000431"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,468,477,489,477],"twin_sims":[0.8929632987198746,0.8438679349587783,0.8236203412020129,0.7914502619803135,0.7840105479162854,0.7696226084299473,0.7294775182363439,0.7292886202824442,0.6773465246451781,0.6593188090059143,0.645860838365735,0.634192886313712,0.6255150972185713,0.607404151447021,0.5776189403653724,0.5737351912596413,0.5571236166162584,0.5539624566715218,0.5531620001878059,0.5452937823237439,0.5410866855953749,0.5382457530185645,0.5362545626123252,0.5321225533214421,0.531423132561156],"twin_dists":[0.06179891515117871,0.0756755516947846,0.08090786677712496,0.08882659991321482,0.09060229004573318,0.09398732346422896,0.10315447913380103,0.10319681827671946,0.11463912685611737,0.11854177197234914,0.12144080159498978,0.1239471012891683,0.12580807085953397,0.1296874491565099,0.13606990389596382,0.13690364460620016,0.14047691044637847,0.14115849598838934,0.14133117774757747,0.1430307415458738,0.14394122264129525,0.14455678430737487,0.1449885993619189,0.1458857000936769,0.1460376922644359],"n_dims_used":45,"mean_confidence":0.9206629435221354},"coverage":{"mean_confidence":0.9206629435221354,"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}}