{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002921","470:4700003431","470:4700003269","470:4700002750","470:4700003094","470:4700001927","470:4700003097","470:4700003429","470:4700003095","470:4700003262","470:4700003268","470:4700002579","470:4700003435","470:4700003786","470:4700003443","470:4700002382","470:4700003616","470:4700003951","470:4700003784","470:4700003054","470:4700001773","470:4700002245","470:4700003266","470:4700001926","470:4700003956"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.7931941501143894,0.7458441831898467,0.7122510947168879,0.687481143569681,0.671832555915828,0.6555904733931454,0.6335654720400032,0.6016474323826886,0.5927565114841262,0.5842348329507187,0.5732719543220063,0.5732079241362962,0.5720678791895328,0.560038306597825,0.5522895090716426,0.534945934995243,0.5300739033292006,0.5284784965439517,0.5123166863863495,0.5061120183959439,0.5023053906489806,0.4989981986379789,0.4981035926105001,0.49441075570273535,0.4932728420966526],"twin_dists":[0.08840766459918006,0.09946021430825575,0.10699084678358615,0.1124327385685694,0.11583554117911046,0.11934595705914762,0.12408172559347744,0.1309201398370971,0.13282440637064183,0.13465075503867832,0.13700312603130216,0.13701687733080825,0.1372617429207118,0.13984896527587098,0.14151944377253856,0.14527256401478447,0.14633101382563374,0.14667805900634825,0.15020727772172035,0.15156939751375578,0.15240725391910653,0.15313659278621766,0.15333411282189202,0.15415052523288403,0.15440244925823463],"n_dims_used":43,"mean_confidence":0.9121760878452035},"coverage":{"mean_confidence":0.9121760878452035,"n_dims_used":43,"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}}