{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003507},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003074","480:4800003387","480:4800003031","480:4800003771","480:4800003192","480:4800003380","480:4800003278","480:4800003152","480:4800002708","480:4800002946","480:4800003701","480:4800003038","480:4800003238","480:4800003555","480:4800003569","480:4800003703","480:4800003159","480:4800002904","480:4800003026","480:4800003251","480:4800003570","480:4800003501","480:4800003147","480:4800003077","480:4800003336"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5153472602772007,0.46156742525360395,0.42822352671757313,0.38297288081052594,0.34412110961691084,0.3207601949414579,0.3174066389992486,0.2869664481652073,0.2827978951214234,0.27364370433714674,0.25946392285510567,0.25641631028623396,0.25588192673891275,0.2548949059164233,0.2503754337380265,0.24700620457890451,0.24381124499681034,0.23333996193302892,0.22873081491148492,0.22366500767488456,0.21364798968806795,0.21176473145203417,0.19244392030571086,0.18404753830172815,0.17952012270023887],"twin_dists":[0.1495435004462888,0.16149694163162132,0.16914724398694003,0.17993978743309952,0.18970227326960007,0.1958532667329735,0.19675633812950824,0.20521730513896907,0.2064165129553826,0.2090881125836553,0.21333738573392805,0.21426952090129556,0.21443368618663738,0.21473747572665292,0.2161381310312379,0.21719284668522965,0.21820157991238545,0.22156898322257634,0.22308259434132896,0.22476961805226234,0.2281821581027956,0.22883570498658853,0.23578215025672417,0.23895220019616098,0.24070392249451003],"n_dims_used":43,"mean_confidence":0.9138948307480923},"coverage":{"mean_confidence":0.9138948307480923,"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}}