{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001797","477:4770000576","477:4770002933","494:4940002738","472:4720006979","477:4770002852","477:4770002193","494:4940002849","477:4770000680","489:4890003772","478:4780003839","494:4940003530","468:4680001507","494:4940002507","478:4780003950","467:4670002483","477:4770003323","467:4670001909","477:4770002006","467:4670002254","468:4680007571","478:4780003200","467:4670003418","477:4770003102","489:4890003849"],"twin_admin_codes":[477,477,477,494,472,477,477,494,477,489,478,494,468,494,478,467,477,467,477,467,468,478,467,477,489],"twin_sims":[0.13672468185133482,0.02623799625423176,0.025029077916809594,0.02074077697219751,0.018974291659458995,0.017035582673048978,0.01549754047683706,0.013130129648831737,0.013121177843128018,0.012515965864558831,0.011691392035834958,0.010437705517889261,0.010319475583357655,0.010258339548036732,0.010078124295483385,0.009948443148704595,0.00990726975827865,0.009843282917074609,0.009728730243122312,0.009636821832329709,0.00954173047709371,0.008971686636520078,0.0087946414710138,0.00877840278127744,0.008768013210313107],"twin_dists":[0.25908485638242473,0.35044683815651895,0.3527098899614684,0.3615857623438422,0.3657146702545137,0.3706523679628561,0.37493367403306804,0.38231862576852726,0.3823487138757217,0.3844262965019032,0.38740505624316257,0.39231256261523934,0.3928020464978835,0.39305711818170275,0.39381697175998925,0.39437128355448475,0.3945486234862071,0.3948255328982833,0.3953253054146819,0.3957300950826284,0.39615254539496275,0.39876677427017515,0.3996089469183962,0.3996869486431408,0.39973692214858686],"n_dims_used":45,"mean_confidence":0.9196168687608507},"coverage":{"mean_confidence":0.9196168687608507,"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}}