{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012487},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012997","490:4900012403","490:4900012404","490:4900012415","490:4900013002","490:4900013209","490:4900013100","490:4900013102","490:4900012489","487:4870001282","490:4900013068","490:4900012763","487:4870000830","490:4900013098","490:4900013037","490:4900012837","490:4900012991","487:4870001003","487:4870000673","490:4900012890","490:4900003986","490:4900013244","490:4900012888","490:4900013096","490:4900013135"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,487,490,490,490,490,487,487,490,490,490,490,490,490],"twin_sims":[0.5800587819594896,0.4443822328323738,0.333496444628811,0.32773564060294597,0.24284257183513422,0.22995763904457317,0.2266876930997279,0.22161238431946384,0.22027794950130386,0.21919845546477124,0.2114084113896027,0.2029197583921225,0.19756949210267533,0.1847536496848802,0.18210849494625533,0.18075461767160703,0.17520063234068547,0.17051498283770777,0.15084728065039407,0.1477902106711927,0.1438048104838979,0.13855132558397207,0.1362359483044986,0.13543518201571855,0.13167821766397916],"twin_dists":[0.13554639211563152,0.16541240155953565,0.1924705789271345,0.19399161962469283,0.21850909864699156,0.22267776519156587,0.22375998566631292,0.22546042216115933,0.22591181744960123,0.22627831591403016,0.22895980117426842,0.23195922709912345,0.23389417282044664,0.23868174587135216,0.23969867338325482,0.24022320977293354,0.24240463275426494,0.24428366476219399,0.25260419780036236,0.25396765919983044,0.2557768069692912,0.25821938340886014,0.25931788700454156,0.25970105394047455,0.26152182045081257],"n_dims_used":45,"mean_confidence":0.916553243001302},"coverage":{"mean_confidence":0.916553243001302,"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}}