{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007345},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007460","490:4900005735","490:4900007580","490:4900007467","490:4900006482","490:4900005598","490:4900005729","490:4900005464","490:4900008374","490:4900006599","490:4900007094","490:4900005732","490:4900005993","490:4900006363","487:4870002970","490:4900005988","490:4900005597","490:4900007342","490:4900005731","490:4900007581","490:4900006601","490:4900005863","490:4900005991","490:4900007221","490:4900006243"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1585861608212068,0.020885979901500606,0.020275905867434933,0.012174074709300731,0.010192265377976139,0.002883016507986932,0.0019273867625168501,0.0011995602239740011,0.0008610914916323453,0.00042549462848304295,0.0004006601940597722,0.00034189129323389803,0.0002624449707619399,0.00023892306353395218,0.0002354741654415128,0.0001551719159208135,0.00012984475031749656,0.00010989038044900907,0.00009605432179256692,0.00008961819783058362,0.00007689490077463325,0.00005396591499830463,0.00004754374091169807,0.000037338362678897874,0.00002922622175607437],"twin_dists":[0.2492411017484386,0.3612601757596343,0.3626416636586102,0.38563961162119464,0.39333431993713674,0.4441980168847512,0.45923406424204766,0.47633317213620785,0.48793102674366884,0.5117205845457782,0.5136990558119539,0.5188812549409797,0.5274077765131957,0.5304023487628813,0.5308645476930629,0.5439548183411846,0.54945261983036,0.5545512018513504,0.5586293082490439,0.560719533241438,0.5653068395851041,0.5757750098046879,0.5794748836617114,0.5864660549389515,0.5934694028678735],"n_dims_used":45,"mean_confidence":0.9135511610243056},"coverage":{"mean_confidence":0.9135511610243056,"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}}