{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000536","490:4900012766","487:4870001383","490:4900012996","466:4660007724","487:4870001384","490:4900012755","487:4870000755","490:4900012697","490:4900012839","466:4660008821","490:4900012612","490:4900013237","490:4900012751","466:4660011494","487:4870001477","490:4900012833","490:4900012333","490:4900012685","494:4940008781","490:4900013212","490:4900012617","490:4900012268","494:4940007548","487:4870002495"],"twin_admin_codes":[487,490,487,490,466,487,490,487,490,490,466,490,490,490,466,487,490,490,490,494,490,490,490,494,487],"twin_sims":[0.2787693690214093,0.19167264322971933,0.18854172940897093,0.18835146418565096,0.15421959917032352,0.12681874508142482,0.11183033602550999,0.10934670690093268,0.09379323425644849,0.09264952826455652,0.08992554214252949,0.08714507816962153,0.08141765199693794,0.07892480545456862,0.07625273335312464,0.07002742996949056,0.06505574196183815,0.061447858841273906,0.0595416148464924,0.050595707135020804,0.050241515837023284,0.04958052849720962,0.048371271861168505,0.047912228931522104,0.04585188673296773],"twin_dists":[0.2075856271837429,0.23606926163030695,0.23724311061097542,0.23731488335452194,0.25112351149179113,0.2639359176429326,0.2718550943344238,0.2732450352834617,0.2825576134183013,0.28328906103728385,0.2850603438791181,0.2869127599428238,0.29088192627172205,0.292679567665756,0.2946578226892049,0.2994933981900207,0.30361259806382207,0.3067659741434028,0.30849386361122993,0.3172708284448731,0.3176440880131772,0.3183465615718772,0.31965217913531213,0.3201549421649543,0.32246236864369654],"n_dims_used":45,"mean_confidence":0.9105352613661024},"coverage":{"mean_confidence":0.9105352613661024,"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}}