{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001086","477:4770001498","485:4850007813","477:4770001148","477:4770001556","485:4850007675","477:4770001495","477:4770001496","477:4770001209","477:4770001206","485:4850007679","477:4770001088","485:4850007520","477:4770001207","485:4850007580","477:4770001149","485:4850007757","477:4770001557","477:4770000756","485:4850007574","477:4770001384","477:4770001029","485:4850007455","485:4850006601","485:4850007516"],"twin_admin_codes":[477,477,485,477,477,485,477,477,477,477,485,477,485,477,485,477,485,477,477,485,477,477,485,485,485],"twin_sims":[0.8301455447254743,0.8210096795937414,0.8147312030883921,0.8065423535437255,0.8000537965713012,0.7927197869922057,0.7805325078057118,0.7735256471960562,0.7729740125015051,0.7720253220691404,0.7632460301867222,0.7568401024991682,0.7525901979576185,0.745989608700872,0.743189756002589,0.7405391331818307,0.7383147357999913,0.7341412725408503,0.7300682077782586,0.729222786314932,0.7290333102731832,0.7279423413515703,0.7263779683743454,0.7170802509278426,0.7160442135123418],"twin_dists":[0.07924562745505474,0.08156704689922659,0.08313936019850184,0.08516417234648327,0.08674921787136809,0.08852172608320771,0.09142626865145398,0.09307506617056518,0.09320426089673006,0.09342624472125015,0.09546876452363148,0.09694645903308462,0.0979213026357808,0.09942714533879682,0.10006302490340925,0.10066350242479663,0.10116631923429438,0.10210708725780905,0.10302204190754831,0.10321157264210856,0.10325403268953764,0.10349838545134266,0.10384840376869911,0.10592019192210532,0.10615018738887551],"n_dims_used":45,"mean_confidence":0.9217653062608507},"coverage":{"mean_confidence":0.9217653062608507,"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}}