{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000799","490:4900001195","466:4660013438","496:4960006753","487:4870002124","490:4900005008","490:4900001306","490:4900001310","494:4940007391","496:4960007787","466:4660011828","466:4660012455","494:4940008592","466:4660011830","466:4660001837","466:4660011675","490:4900002930","466:4660011839","496:4960008674","490:4900004176","490:4900003492","490:4900005140","487:4870005849","490:4900003079","466:4660011181"],"twin_admin_codes":[490,490,466,496,487,490,490,490,494,496,466,466,494,466,466,466,490,466,496,490,490,490,487,490,466],"twin_sims":[0.3627695602497031,0.2861684806172638,0.2850782969526384,0.28460191779653504,0.2773796759398557,0.252932383102305,0.2278578094792475,0.21751612820225427,0.2120945049998329,0.2013473152280637,0.1993162747297236,0.19321448168395142,0.19132612774220048,0.18875411333367523,0.17307023402783928,0.16961423815600807,0.16890019173234735,0.1674863568525158,0.16615125821784413,0.16337307970235626,0.15513632866438146,0.14104538514602372,0.13578632348573563,0.13244337304526238,0.13126911620918374],"twin_dists":[0.1849503414418002,0.20544604948420586,0.20575918006869778,0.2058962352839726,0.20799130835449614,0.2153437345269762,0.22337154468688122,0.22685190330196267,0.22872098026003945,0.23252422419349814,0.23325851268301007,0.23549610463796214,0.23619851585797255,0.23716305403198598,0.24325444943023417,0.24464910579896487,0.2449397930788406,0.24551798056681057,0.24606720463317697,0.24722036697790503,0.2507251118130158,0.25705134130642543,0.2595328241492296,0.2611478585792488,0.26172243656579597],"n_dims_used":43,"mean_confidence":0.9103342100631359},"coverage":{"mean_confidence":0.9103342100631359,"n_dims_used":43,"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}}