{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000510","485:4850003666","466:4660009271","466:4660007510","481:4810005423","489:4890000465","481:4810005848","489:4890000509","489:4890000280","466:4660009955","485:4850003346","485:4850004925","477:4770000028","466:4660008265","470:4700001506","481:4810005778","485:4850001458","485:4850003344","477:4770000301","466:4660009458","466:4660010127","470:4700001214","489:4890000351","470:4700001082","485:4850005470"],"twin_admin_codes":[489,485,466,466,481,489,481,489,489,466,485,485,477,466,470,481,485,485,477,466,466,470,489,470,485],"twin_sims":[0.48829917909307513,0.3735964566809043,0.37212442765467957,0.34024471096121306,0.33813674466572274,0.33074661970111774,0.31589454868775546,0.3115839445808253,0.3103278099586076,0.30714077521714,0.3050718392180925,0.2835768813774695,0.2823632714029029,0.28115069490751865,0.2735667495279988,0.26888573371965696,0.26552039603378474,0.26418047129025485,0.2636924184727888,0.26291120216669683,0.26246989432608586,0.2624585327495852,0.26233915000607294,0.261115172050543,0.2604528455831061],"twin_dists":[0.15550559460328708,0.1822485747948795,0.18261359716139733,0.19070689248032524,0.19125577305513988,0.19319481060125318,0.1971652842731442,0.19833722209089927,0.19868046836854078,0.1995549357283183,0.2001254169053519,0.20619160952697602,0.20654215711068918,0.20689331714061784,0.2091108011035908,0.2104983615364089,0.21150518780685615,0.2119082700579362,0.21205540527181796,0.2122912763274413,0.21242471335992086,0.21242815058235934,0.21246427312814548,0.212835217186256,0.2130363997684318],"n_dims_used":45,"mean_confidence":0.9191511366102431},"coverage":{"mean_confidence":0.9191511366102431,"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}}