{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001404","490:4900001963","494:4940007792","490:4900003707","490:4900001811","490:4900012913","490:4900001814","490:4900004679","490:4900005896","494:4940008393","496:4960008480","490:4900003449","490:4900002739","494:4940007263","494:4940008195","494:4940004893","494:4940004178","494:4940007996","490:4900001004","490:4900003712","490:4900001275","490:4900001673","490:4900012854","494:4940008809","490:4900003861"],"twin_admin_codes":[490,490,494,490,490,490,490,490,490,494,496,490,490,494,494,494,494,494,490,490,490,490,490,494,490],"twin_sims":[0.34625338222590185,0.296852922113588,0.28329765728181294,0.277527171381083,0.2712273145068463,0.2638840344381598,0.2626612310384084,0.24806631424795234,0.24447692736324464,0.2346538450655757,0.23235322800014116,0.21710066636339825,0.21409348630382372,0.2019439276023981,0.19858417462247735,0.17144171361572288,0.16389387045711876,0.16387600810565944,0.16379462965701688,0.16282635905228024,0.1603929994478766,0.15926706772767257,0.15888402983024638,0.15812930652940008,0.1524162614421611],"twin_dists":[0.18915223285739627,0.2024141675158249,0.20627218221097465,0.20794819259497857,0.2098024169083087,0.21199761778239792,0.21236684217496146,0.2168599973321007,0.21799070698885725,0.2211411189500506,0.221891352561315,0.22699401309871653,0.228028127926248,0.23230949858716818,0.23352445608052622,0.24390912333475467,0.24700312398226476,0.2470105668155163,0.2470444827845486,0.2474489665278476,0.2484732290283322,0.24895098511107724,0.24911407616337894,0.2494362644240465,0.25191231330528113],"n_dims_used":45,"mean_confidence":0.9210389879014756},"coverage":{"mean_confidence":0.9210389879014756,"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}}