{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650003555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004329","487:4870004470","665:6650004046","665:6650004402","665:6650003260","665:6650003700","665:6650003179","665:6650004284","665:6650003848","665:6650004431","665:6650003176","665:6650003186","665:6650003843","665:6650002808","665:6650004279","665:6650003257","665:6650003405","487:4870004330","665:6650003553","487:4870004033","665:6650003774","665:6650003259","665:6650002341","665:6650001966","665:6650003336"],"twin_admin_codes":[487,487,665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,487,665,487,665,665,665,665,665],"twin_sims":[0.5975729874021005,0.5388252568244748,0.4959922579704343,0.43882476584226054,0.43014868871545403,0.4292568604925283,0.3944970083957866,0.3287729698106554,0.326467346467395,0.32454102128490875,0.3242421210479275,0.3198029521706942,0.31728787392479274,0.3109899095532282,0.2989941998231463,0.29325517769208875,0.28879135432398,0.2874332949683634,0.286107180762995,0.28599377906508094,0.27511986977152353,0.27055090029034756,0.27033005289565987,0.2688667607317716,0.2662447338744891],"twin_dists":[0.1317927042397862,0.14443116975907777,0.15380067350794452,0.16669076631075574,0.16869934456438737,0.16890673114168167,0.17713887147825425,0.1937166535229752,0.19432846131632675,0.19484145583000548,0.19492120647124658,0.19611049709769524,0.19678841836590605,0.19849944687172913,0.2018143477722997,0.20342774022038115,0.2046956082550809,0.20508365623644267,0.20546363744430735,0.20549618026624547,0.20865365179105913,0.21000307236989796,0.21006865288889184,0.21050401580495662,0.21128781686966816],"n_dims_used":45,"mean_confidence":0.9014825608995226},"coverage":{"mean_confidence":0.9014825608995226,"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}}