{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005160","490:4900007766","490:4900005326","490:4900006946","490:4900006220","490:4900007678","490:4900006340","490:4900007681","490:4900005693","490:4900004758","490:4900005329","490:4900006944","490:4900006701","490:4900009225","490:4900008684","490:4900008991","490:4900006825","490:4900006452","490:4900005452","490:4900005458","490:4900007073","490:4900006451","490:4900005716","490:4900005327","490:4900006578"],"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":[0.007577226145143319,0.0023048021403512154,0.00033782248982296576,0.0002742726934789773,0.00020509717789008388,0.00019854874113341147,0.00012911701977687322,0.00011911277662158594,0.00007920348920729225,0.00006977460743965256,0.00006119895943422772,0.00004515484386953426,0.00003664680067665795,0.000036009410826359463,0.0000347910781158999,0.000032042785966406334,0.000027939300621713986,0.000027531661998601144,0.000025785690603512803,0.00002434298919839266,0.000023068023303065942,0.000017707698951741975,0.000017488292525066486,0.000016692962706387853,0.0000163032615996084],"twin_dists":[0.40584927749188804,0.45261810165685634,0.5192702935871876,0.5259960897612185,0.535235016309749,0.5362566473133175,0.5496251302601406,0.5520945913738418,0.5644235306211719,0.5681987417475013,0.5720784789414497,0.5809735409790088,0.5870035011326813,0.5875074589032617,0.5884948109792598,0.5908486603801023,0.5947479093882893,0.5951645965271328,0.5970185062393134,0.5986429683452352,0.6001568261471272,0.6075436632532435,0.607889712805726,0.6091798323092666,0.6098335448224136],"n_dims_used":45,"mean_confidence":0.8777425130208333},"coverage":{"mean_confidence":0.8777425130208333,"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}}