{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000142","500:5000000637","500:5000000522","500:5000000113","500:5000000588","500:5000000521","500:5000000116","500:5000000148","500:5000000090","500:5000000538","500:5000000118","500:5000000094","500:5000000527","500:5000000638","500:5000000533","500:5000000649","500:5000000532","500:5000000188","500:5000000472","500:5000000372","500:5000000373","500:5000000114","500:5000000146","500:5000000092","500:5000000054"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9530590710891175,0.8316480775786822,0.8311197182791293,0.8139134508340715,0.8117405310855209,0.8031347890002816,0.8029494499034983,0.7862885846324073,0.7844939284040555,0.7756233361601972,0.7749100829990778,0.7726560317486065,0.7477948750633046,0.7434296019746105,0.7374554079726449,0.7351801939275585,0.7345336362651815,0.7311731619825939,0.7259241042952336,0.7249544201821401,0.721900495273052,0.721434989034465,0.7173412173481952,0.7162291272967264,0.7081755155389188],"twin_dists":[0.04027298450908961,0.07885978683373968,0.07899560130241753,0.0833428465608649,0.08388213654727454,0.08599862991446912,0.0860438853370163,0.09006051678859818,0.09048747014769667,0.09258297895430365,0.09275044106014857,0.09327869360662056,0.09901625627891647,0.10000861790149984,0.10136030317092949,0.10187321139883501,0.1020187847955695,0.10277413262509506,0.10394987305618056,0.10416654398036726,0.10484788639902756,0.10495160615397593,0.10586223228934005,0.10610914957086881,0.10789175006050591],"n_dims_used":44,"mean_confidence":0.9166959415782582},"coverage":{"mean_confidence":0.9166959415782582,"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}}