{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005834","490:4900005703","490:4900007188","490:4900006085","490:4900006569","490:4900006941","490:4900006570","490:4900005836","490:4900007187","490:4900005437","490:4900005055","490:4900004910","490:4900007058","490:4900006815","490:4900004911","490:4900004901","490:4900001118","490:4900006090","490:4900005702","490:4900005581","490:4900004625","490:4900005189","490:4900007535","490:4900006812","490:4900003656"],"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":[0.5053398817928727,0.35214850042368867,0.2635573397958519,0.18514179928254665,0.15354050031731342,0.09340066045738378,0.07686648476851922,0.04920336586733201,0.046858964494473035,0.029834240758066115,0.021891177225065495,0.020641530259598907,0.01789511339486055,0.016327575328630498,0.015158301031681637,0.013668219697194086,0.009653497089870159,0.009525698490508213,0.009255321791117283,0.008765043148980082,0.008553235997900699,0.008429362614908271,0.008167102730302566,0.007910898560739774,0.00789121138657396],"twin_dists":[0.151739210905914,0.1876407532085991,0.2120961580321054,0.2385333869085719,0.2514197596161755,0.2828078833356001,0.29419855760597424,0.31875090131445216,0.3213239146521828,0.34420897447001236,0.3590587592863839,0.36180944603365667,0.3684055335856313,0.3725790915593644,0.3759280681298951,0.3805425255154307,0.3956563976598804,0.39622413851704313,0.3974480404272709,0.3997512177835873,0.4007820449137101,0.40139555076752453,0.40272154246475333,0.40405428330046766,0.4041582874366788],"n_dims_used":45,"mean_confidence":0.9177259657118055},"coverage":{"mean_confidence":0.9177259657118055,"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}}