{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006325","478:4780001254","487:4870006180","487:4870011705","478:4780000200","466:4660013857","487:4870003174","487:4870004004","487:4870006462","474:4740003239","466:4660003752","474:4740001086","474:4740000972","466:4660013901","478:4780000313","474:4740000026","466:4660003736","478:4780000343","478:4780001550","487:4870003291","487:4870006457","466:4660009398","466:4660011756","466:4660013035","469:4690003541"],"twin_admin_codes":[487,478,487,487,478,466,487,487,487,474,466,474,474,466,478,474,466,478,478,487,487,466,466,466,469],"twin_sims":[0.46830382695743344,0.3040610030163839,0.27287940833943125,0.2613604970057407,0.24101209751013547,0.23929681943034947,0.23320479924910084,0.2171132771433393,0.20787418666305824,0.20635778520682607,0.2051426147650069,0.2050075301966155,0.20069618661319163,0.1988833415450917,0.19736338194426256,0.19452185915339096,0.18782064255487516,0.18003177945162957,0.17436518709193358,0.17196693584394793,0.17053061226176147,0.16220059476890314,0.15011236498808514,0.14991672139357276,0.14761653425957247],"twin_dists":[0.1599764803553532,0.20040495525675303,0.20931362348513,0.21276078070458063,0.21909238212886456,0.21964157156174835,0.22161308834200732,0.2269896968586092,0.23019843493767678,0.23073428423152495,0.23116563243887872,0.23121369115495108,0.23275907082608546,0.23341569876586488,0.23396943288229347,0.23501259385766443,0.23751539130281252,0.2405043999543061,0.24273700824410557,0.2436974967139818,0.24427733599067322,0.24771130007150846,0.2529300998993682,0.25301705696163884,0.2540457415713541],"n_dims_used":43,"mean_confidence":0.913178377373274},"coverage":{"mean_confidence":0.913178377373274,"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}}