{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012950","490:4900012544","490:4900013175","490:4900012323","490:4900013141","490:4900012329","490:4900013144","490:4900012413","490:4900012479","490:4900012411","490:4900013212","490:4900012270","490:4900012618","490:4900012325","490:4900012394","490:4900012615","490:4900012324","490:4900012401","487:4870001160","490:4900012610","490:4900012994","490:4900012472","490:4900012393","490:4900012339","490:4900012824"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.4060986175002169,0.40101620751450867,0.38542062090869844,0.35361905406302857,0.3017304291864028,0.2954448157517712,0.27787578522781686,0.26746900843351873,0.26641216691549474,0.2658076929244333,0.230348758792347,0.21769606471644307,0.21195514695141326,0.20616420215307746,0.19613278799259456,0.19549018936854992,0.19291627915163723,0.18060479625799442,0.17710026577606663,0.17684964464748287,0.17485884962790307,0.17353368734253327,0.17351874075232976,0.1697750015410354,0.166242986270518],"twin_dists":[0.17435709160619645,0.17557123141713898,0.17934157410647866,0.18726577633058675,0.2010515186303926,0.20280999737563554,0.2078463415684899,0.21092125158954664,0.21123762325845574,0.21141892701771203,0.2225490027349193,0.22679041218263205,0.22876944669026458,0.23080288378198563,0.23441991375684557,0.234655927141968,0.23560670817075346,0.24028142607880035,0.2416530603587773,0.24175188665975358,0.24254047144564916,0.24306894456603975,0.24307492165766773,0.24458378053902635,0.24602936856211716],"n_dims_used":45,"mean_confidence":0.9154891967773438},"coverage":{"mean_confidence":0.9154891967773438,"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}}