{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001678","480:4800001791","480:4800001686","480:4800001847","480:4800001633","480:4800002017","480:4800002024","480:4800001289","480:4800001915","493:4930005967","480:4800001286","480:4800002127","480:4800002212","480:4800002063","480:4800001839","480:4800001463","470:4700004546","480:4800002540","480:4800001947","480:4800001408","480:4800005913","480:4800001623","480:4800001622","480:4800001458","493:4930006247"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,470,480,480,480,480,480,480,480,493],"twin_sims":[0.6583629537020182,0.427635712372213,0.3526936558702842,0.34581474520405414,0.3298533199333538,0.3231754738240456,0.31401562789619225,0.26780936468540184,0.2541047593203435,0.2533670836570855,0.252235432572011,0.2501702818007574,0.23167473236264088,0.2250202841862624,0.21773111774108583,0.20683425862325897,0.19894871254575008,0.19714536024794704,0.19230345763159634,0.18980908359759313,0.1877439379582643,0.18611016475258874,0.18103620025020625,0.17860594607742877,0.1777251941114468],"twin_dists":[0.11874802973643651,0.16928416652008535,0.1875016490545871,0.18926523664496528,0.19343079105445884,0.19520613635186304,0.19767498749286308,0.21081952928754902,0.21498120852343375,0.2152091906399067,0.2155597546591489,0.21620209183900616,0.22211354186355603,0.2243158163578579,0.226778437212873,0.23056562456695656,0.23339194923224912,0.23404910158737915,0.23583437832330104,0.23676632223742197,0.23754439785973097,0.23816420854335948,0.24011388719014926,0.24106141525619892,0.241407067566015],"n_dims_used":43,"mean_confidence":0.9201538618220839},"coverage":{"mean_confidence":0.9201538618220839,"n_dims_used":43,"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}}