{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011903","487:4870012220","487:4870013159","487:4870013348","487:4870013333","494:4940004193","487:4870013011","487:4870013157","487:4870006008","487:4870006153","466:4660009539","487:4870001775","487:4870001946","466:4660007469","487:4870013211","487:4870013081","466:4660010198","487:4870011554","487:4870011905","487:4870003418","487:4870001580","487:4870013281","487:4870013337","466:4660012612","466:4660010396"],"twin_admin_codes":[487,487,487,487,487,494,487,487,487,487,466,487,487,466,487,487,466,487,487,487,487,487,487,466,466],"twin_sims":[0.49853675263962205,0.467390256325607,0.34375846834935353,0.32351529397473605,0.297821081519083,0.29349083225654155,0.27418453864025943,0.23213848873047624,0.20765216686138152,0.20681345200786222,0.18550466454107792,0.1832597374812376,0.17541821050352424,0.17246795862987704,0.17007356403031396,0.16294957359948048,0.1626756964000698,0.14989732004057288,0.14903916315831742,0.13556679844036423,0.1341677702637535,0.13180175834945382,0.12705429424608597,0.12359492845923888,0.1225084030318705],"twin_dists":[0.15323846296635962,0.1601822355170336,0.18979599984041745,0.1951153045807829,0.20214265087156638,0.20336112639720472,0.20892876928096527,0.22196162775840064,0.2302767228400952,0.23057298404499313,0.23839488993640873,0.23925480743389452,0.2423182565203572,0.24349605157321996,0.2444625791584957,0.24739739852544,0.247512060603664,0.25302568477085285,0.2534081341373174,0.2596379590204945,0.2603109987772029,0.26146133061447635,0.2638173020175924,0.2655763862105422,0.26613660237726805],"n_dims_used":43,"mean_confidence":0.9142541220021803},"coverage":{"mean_confidence":0.9142541220021803,"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}}