{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012047},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012115","490:4900011100","490:4900012179","490:4900012165","490:4900010841","491:4910004959","490:4900012094","490:4900010304","490:4900010303","490:4900008783","490:4900009823","490:4900012158","490:4900008008","490:4900010762","490:4900012044","490:4900010130","490:4900011454","490:4900009948","490:4900009949","490:4900010392","490:4900007886","490:4900010028","490:4900012110","490:4900011755","490:4900010482"],"twin_admin_codes":[490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.385837608961019,0.28109717473353507,0.2184370070726763,0.1628136291981929,0.12959347948723055,0.12899014020960362,0.12572664646379594,0.10907827096341444,0.10797370262221916,0.10643381569766029,0.09166515355433456,0.09035262563877917,0.08699137535195997,0.08695643445161207,0.07793898993391711,0.07484903148226703,0.07427774655905287,0.07311646990949172,0.07131446371044395,0.06479220665483183,0.06201135289587564,0.06096197222218486,0.05877856044722168,0.054746616166056576,0.05390133562864553],"twin_dists":[0.1792398453480337,0.2069088376022707,0.22653756333282735,0.2474542958633597,0.2625490937418744,0.26284872064005177,0.2644880590087054,0.2733967205701696,0.27402393941908076,0.2749067072411937,0.2839243420057103,0.2847798489130424,0.287016522710313,0.2870401311921827,0.293403049270735,0.29571950809140124,0.29615620128119585,0.29705231792015613,0.2984659331193484,0.3038380225117568,0.3062636372390931,0.3072021712353402,0.30919829437308527,0.31305084555392454,0.31388812514557285],"n_dims_used":44,"mean_confidence":0.8892889022827148},"coverage":{"mean_confidence":0.8892889022827148,"n_dims_used":44,"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}}