{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000663","500:5000001585","500:5000000724","485:4850007328","500:5000002258","500:5000000288","500:5000002267","500:5000001728","485:4850007527","485:4850007636","500:5000001462","477:4770001144","500:5000002394","500:5000000354","500:5000001188","485:4850007792","500:5000001340","500:5000001921","477:4770001445","500:5000002383","500:5000001087","500:5000000847","477:4770000907","500:5000001136","500:5000000908"],"twin_admin_codes":[500,500,500,485,500,500,500,500,485,485,500,477,500,500,500,485,500,500,477,500,500,500,477,500,500],"twin_sims":[0.40751880215340125,0.40417083701477435,0.3824102289150074,0.36219455145786505,0.34443323837922535,0.32319995664143647,0.3227495699749076,0.3078846646502686,0.30588637259183443,0.30007002737635796,0.2971294612287723,0.2892977147836891,0.2887772588952036,0.2827459347762857,0.28176750099942427,0.2804546428062757,0.27914780922335003,0.27782887106637777,0.274375204127491,0.26508764703824717,0.2626934289723449,0.261890762416319,0.25713685231349187,0.2525430173801965,0.24709178610763494],"twin_dists":[0.17401903898286863,0.1748168131282924,0.18007755444947257,0.18509495561623468,0.1896216439394608,0.19519959047159244,0.1953200529545453,0.19935036033139028,0.19990055435639553,0.20151393475340917,0.20233656012527196,0.20455120149640466,0.20469963023227342,0.20643152788204683,0.2067145768722547,0.2070953072109019,0.20747536581953843,0.20786004347221648,0.20887264045544596,0.2116352303663359,0.21235710626944815,0.2126000372245609,0.2140485090709499,0.2154643718227648,0.21716594211700738],"n_dims_used":45,"mean_confidence":0.9214199490017361},"coverage":{"mean_confidence":0.9214199490017361,"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}}