{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011653},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010682","490:4900011713","490:4900010431","490:4900011651","490:4900009564","490:4900011982","490:4900010679","490:4900011163","490:4900011911","490:4900011714","490:4900008675","490:4900009854","490:4900009134","490:4900011014","490:4900009123","490:4900011382","490:4900010158","490:4900011648","490:4900010067","490:4900010595","490:4900011313","490:4900009237","490:4900009233","490:4900011976","490:4900011846"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.23959862757575934,0.18757044700359407,0.15793608504907275,0.15721042790634523,0.13492864641339516,0.12028669694500431,0.1055937974771259,0.09982917670433299,0.08412171007498508,0.08061882120583282,0.07594056936009766,0.06810064869837794,0.06389817064318082,0.06202539255810343,0.058768799023816425,0.05827033019202033,0.05808152021595392,0.055316286675366366,0.05391724241647576,0.05230489214159208,0.0521575241647108,0.05214665099618713,0.05158033721198716,0.04862204460986209,0.04861135019027975],"twin_dists":[0.21954475510621516,0.23761003574117168,0.2495189299913083,0.2498300466423608,0.25994430935914076,0.26729401590133056,0.2753924511788063,0.27880968938769235,0.28898112981809315,0.291453115872376,0.2948925559520792,0.30106063351835605,0.3046083958960562,0.3062511692219427,0.30920735450476267,0.3096716681782435,0.30984839575858375,0.3124925850942206,0.31387226881603497,0.3154996079935157,0.31565041392525967,0.31566155476914076,0.316244496101614,0.31937920280199505,0.31939082009461767],"n_dims_used":45,"mean_confidence":0.8904262966579861},"coverage":{"mean_confidence":0.8904262966579861,"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}}