{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011376","490:4900010849","490:4900010510","490:4900011442","490:4900011375","490:4900011091","490:4900010507","490:4900011374","490:4900011630","490:4900011512","490:4900011165","490:4900010851","490:4900011085","490:4900009860","490:4900011510","490:4900011162","490:4900011704","490:4900011523","490:4900010925","490:4900011238","490:4900010767","490:4900011445","490:4900011166","490:4900011565","490:4900011837"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37637857783161566,0.30518555984985213,0.23676928822263948,0.23548271910330637,0.2213701911111646,0.18083791214362344,0.1688254159793363,0.15763384830281024,0.15311131841785486,0.14750077651587676,0.11713883771565246,0.11520306920066097,0.11295836501297911,0.10219562309968733,0.09836900395321548,0.09233045694185511,0.09141235992342145,0.08702565757983655,0.08129519881749286,0.0805100153923701,0.07929391628851275,0.07774691864722937,0.0762871135799077,0.07570577210634899,0.07380031636338241],"twin_dists":[0.18156061153447442,0.2000940020010185,0.2204555118325324,0.22087200421502096,0.2255422128685084,0.24019085869883902,0.24497028523394848,0.24964838335051268,0.2516074803815278,0.2540978222512336,0.2689622179755975,0.2700052102345622,0.27123166404664567,0.27738870337005506,0.2796996886511779,0.28349439178281793,0.28408835604994354,0.2869933666009281,0.29096919207764177,0.29153126599400414,0.29241054762666,0.2935448640460163,0.29463201767110203,0.29506962593005,0.296523237131589],"n_dims_used":45,"mean_confidence":0.8865527682834201},"coverage":{"mean_confidence":0.8865527682834201,"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}}