{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002860","490:4900002423","490:4900003428","490:4900003296","494:4940009006","490:4900002421","494:4940008989","490:4900001523","490:4900004521","490:4900004242","490:4900001789","490:4900001947","490:4900001957","490:4900010211","490:4900004387","490:4900010207","490:4900004099","490:4900003687","490:4900009811","490:4900002861","490:4900002551","490:4900004241","490:4900002416","490:4900007855","490:4900003819"],"twin_admin_codes":[490,490,490,490,494,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.28432281470368065,0.23028787032381692,0.21625576278705014,0.20259105028463406,0.1875585994369709,0.1871128925127271,0.18404016078221183,0.17995201588928292,0.1700169111215668,0.15816241800980865,0.14886431493398028,0.14697027695145284,0.13799262590662298,0.1350767145095406,0.13452596478876575,0.13242471213848186,0.12742264961424812,0.12393726787949128,0.11621102020900047,0.11418328066322564,0.10994850993335385,0.1083050368558582,0.10608688250029003,0.10199881591582169,0.10029332730350904],"twin_dists":[0.20597659796300852,0.22256903864482505,0.22728357993570342,0.23207708638143157,0.23761451965520036,0.23778334956521233,0.23895502978377445,0.24053547760641997,0.2444855656468378,0.24942210579541052,0.2534862565955584,0.25433688691316036,0.2584831877319541,0.2598731313255689,0.2601381799648388,0.26115695952998874,0.26363214264079615,0.2654006515464029,0.26946046148428837,0.27056009771964096,0.27290601849106605,0.2738352743350113,0.2751069603248157,0.277505894396444,0.27852891834095844],"n_dims_used":45,"mean_confidence":0.9200678507486979},"coverage":{"mean_confidence":0.9200678507486979,"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}}