{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008580","490:4900008466","490:4900007766","490:4900008025","490:4900008464","490:4900007913","490:4900008465","490:4900008684","490:4900009226","490:4900009040","490:4900008886","490:4900008995","490:4900008458","490:4900008003","490:4900004921","490:4900008770","490:4900008370","490:4900008576","490:4900007764","490:4900008470","490:4900008806","490:4900009556","490:4900009665","490:4900008471","490:4900008247"],"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":[0.00033665075143406864,0.0003100507327113012,0.000229686009630516,0.00022097330694996603,0.000216628555048213,0.00020841484448396624,0.00016189486428218718,0.00015922106604734454,0.00011573280882862082,0.00010873675462768006,0.00007858888386532188,0.00007089138622563537,0.000040883503239340764,0.00003620021281824786,0.000032110540915375346,0.000032109150941229934,0.00003068712432079648,0.00003038093711250784,0.000026520197651635832,0.000024294650239908848,0.000023941773881838444,0.00002315541051456542,0.000020855283486603325,0.00002077507179674883,0.000020328540242377038],"twin_dists":[0.5193831440623337,0.522049387046148,0.5316547366700182,0.5328802172007001,0.5335084090119817,0.5347290840231596,0.5426380330374548,0.5431554459619164,0.5529733687070765,0.5548721060010321,0.5646562837671106,0.567727173192236,0.5838514451012544,0.587355715707649,0.5907883564527423,0.5907895923541049,0.5920814610459937,0.5923670675145448,0.5962244472986235,0.5986989717500496,0.5991110454982045,0.6000505495632628,0.6029842716541277,0.6030920573117458,0.6036994431930838],"n_dims_used":45,"mean_confidence":0.899944559733073},"coverage":{"mean_confidence":0.899944559733073,"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}}