{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003868","490:4900003589","490:4900004442","490:4900001042","490:4900001993","490:4900002453","490:4900003203","490:4900001695","490:4900003060","490:4900002760","490:4900001693","490:4900003223","490:4900003622","490:4900003332","490:4900001866","490:4900003881","490:4900002189","490:4900002781","487:4870002548","490:4900001837","490:4900003621","490:4900001846","490:4900003061","490:4900002490","490:4900004010"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.7433994733332856,0.6669051009151004,0.5858403310499637,0.5684879130717081,0.565645355376839,0.5492125426353568,0.5456794826707623,0.5418902530933728,0.5264522765340509,0.5139281951699053,0.5097524352337405,0.5058863316325937,0.48394218404340766,0.4832086193007125,0.4796473969317992,0.47218431775454295,0.4689857615162138,0.4686861252875127,0.4624591963024025,0.45736535665655975,0.45102894361398393,0.4347946688431333,0.43437052933422204,0.43177035182484624,0.42892581184262185],"twin_dists":[0.10001545298656468,0.11690255331176856,0.13430654728373848,0.13803100923297412,0.1386422138997954,0.14218377092732362,0.14294733293553083,0.14376721900974174,0.14711914492966993,0.1498541925488966,0.15076969107364332,0.15161902489528944,0.1564747564775425,0.15663819370618456,0.15743274083275727,0.15910402500711052,0.1598229836932845,0.15989041945728402,0.1612952194184331,0.1624493366363668,0.1638914931393689,0.16762176981245105,0.16771995060432177,0.1683226892812988,0.16898375828948337],"n_dims_used":45,"mean_confidence":0.9120282491048177},"coverage":{"mean_confidence":0.9120282491048177,"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}}