{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001439","491:4910001726","491:4910001230","491:4910001548","491:4910001109","491:4910001614","491:4910002006","491:4910001490","491:4910001497","491:4910002727","491:4910003283","491:4910001095","491:4910001846","491:4910002005","491:4910002349","491:4910001606","491:4910001663","491:4910001673","491:4910001296","491:4910002004","491:4910001849","491:4910003162","492:4920000450","491:4910002405","491:4910002043"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491],"twin_sims":[0.5001157682197902,0.35779785829852784,0.3557339609161882,0.3115602728809929,0.31026280821999525,0.3072328063484777,0.2871304875035549,0.26838042308633736,0.2621268872696638,0.2565033960046009,0.2547883045603169,0.24409507911477435,0.23477631379960512,0.23197151258861662,0.2285189187492566,0.22292902829081343,0.22280619475563956,0.20849112881994405,0.2046923697727754,0.20225094776300084,0.19885354072951753,0.19598716557951515,0.1942743858196456,0.19328368817399977,0.18841476748669914],"twin_dists":[0.15288998416070446,0.18620460782777495,0.18672791103410596,0.19834368320281853,0.19869825209809702,0.19952961098782687,0.2051703291199929,0.21064903703662333,0.21252852451790777,0.2142427882557613,0.2147703305419662,0.21811162238101056,0.221101317259351,0.22201630162837951,0.22315266133195213,0.225016821457637,0.22505813218539272,0.2299811895727698,0.23132589937561093,0.23219916949719166,0.23342652730418623,0.2344733508702308,0.2351039438594517,0.23547045288786467,0.23729099815035576],"n_dims_used":45,"mean_confidence":0.8986668904622396},"coverage":{"mean_confidence":0.8986668904622396,"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}}