{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000756","490:4900000754","490:4900000989","490:4900000990","490:4900000992","490:4900000385","490:4900000993","490:4900000870","490:4900013121","494:4940008146","494:4940008145","490:4900012983","494:4940008247","490:4900013227","490:4900013093","490:4900012461","490:4900002564","490:4900012873","490:4900013188","490:4900003961","490:4900012739","494:4940008054","490:4900013156","490:4900012936","490:4900013092"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,494,490,494,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.5385393965988416,0.4248091232348104,0.31040084607644636,0.23603053314767244,0.21686469706405476,0.19033421676547424,0.15576949630265027,0.133003073453886,0.11622665191012305,0.09527607179514822,0.08627585572519757,0.08150300193665548,0.08010183588684625,0.07900000435934111,0.07859418608519883,0.06982201732726795,0.06380532212973909,0.061472251180165055,0.06096146059547145,0.059790528208243696,0.05573486613092137,0.054821136591377495,0.05195880259844174,0.04979801594443543,0.049481943090486015],"twin_dists":[0.1444931302190689,0.16994366560901578,0.19866048906996256,0.22069448268477398,0.22707480846963088,0.23656941541090537,0.2504509494617276,0.2608753392994625,0.26945204192906413,0.2816196767182842,0.2875014890756606,0.2908211640806008,0.29182519890154174,0.2926246784286655,0.29292139306376985,0.2996587988561757,0.30468890605504273,0.30674415104255565,0.3072026320423866,0.30826568065369986,0.3120854131024933,0.3129775451627971,0.31585433295464693,0.31811456687546885,0.31845200250112493],"n_dims_used":45,"mean_confidence":0.9085743374294705},"coverage":{"mean_confidence":0.9085743374294705,"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}}