{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013293","490:4900013290","490:4900000253","497:4970001778","490:4900013008","490:4900013113","497:4970000855","490:4900013043","490:4900013316","490:4900013256","490:4900013292","494:4940001918","490:4900013190","494:4940008036","490:4900000741","494:4940008244","466:4660010968","494:4940004313","497:4970000707","490:4900013158","490:4900000526","466:4660012091","490:4900013252","490:4900013191","490:4900013007"],"twin_admin_codes":[490,490,490,497,490,490,497,490,490,490,490,494,490,494,490,494,466,494,497,490,490,466,490,490,490],"twin_sims":[0.2191170663826793,0.1248030037960477,0.10318375177392763,0.06387627195290338,0.05082825499575393,0.04773000884051092,0.04050695509575554,0.03943043153768142,0.03651704142373253,0.03458041553310187,0.01952330258974827,0.016314872482727366,0.013739429248734206,0.013278097579302576,0.010947097741071797,0.010461430379705596,0.010422520386194567,0.009030733585882026,0.009016344724065468,0.008545071655446991,0.007693717098970444,0.007080974046371037,0.0065886865542861064,0.006556979449500026,0.006406044091744665],"twin_dists":[0.22630599727838271,0.2649578805055652,0.27680295954214984,0.3046273759061305,0.3170269423521638,0.32035563341337386,0.3288816741859141,0.33026024348221295,0.3341575530506693,0.3368969125114507,0.3643967309887329,0.3726143251583664,0.38031213031584704,0.38182389808660133,0.39025850269162743,0.39221493446476474,0.39237515340937557,0.3984892007532337,0.3985566914616549,0.40082223470725303,0.4052146960970839,0.40865472517307383,0.4116181795462806,0.4118158099373943,0.41276855540951046],"n_dims_used":45,"mean_confidence":0.9121439615885417},"coverage":{"mean_confidence":0.9121439615885417,"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}}