{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003907","499:4990003822","500:5000010069","500:5000009846","499:4990004180","500:5000010466","499:4990003598","500:5000009940","500:5000011326","500:5000010050","500:5000009617","500:5000010465","500:5000011057","500:5000010170","499:4990004047","499:4990004096","500:5000009741","499:4990003594","500:5000009716","500:5000011327","500:5000009943","467:4670001469","500:5000009841","500:5000010376","499:4990004127"],"twin_admin_codes":[499,499,500,500,499,500,499,500,500,500,500,500,500,500,499,499,500,499,500,500,500,467,500,500,499],"twin_sims":[0.7652167362096037,0.7314086856709457,0.7165760905296301,0.68427359059724,0.6603076243871383,0.6371057393436174,0.6266310293298964,0.6239111658278648,0.6230422127006529,0.6141425083715942,0.6082013229756699,0.6022763422832638,0.601219085211853,0.5969991563573498,0.5919929848532338,0.5845848422498726,0.5801226164855673,0.5617515990614731,0.5582859724505441,0.5494901421037516,0.5483834921420966,0.5451590352331694,0.5402180878794381,0.5381817719828758,0.533732880494691],"twin_dists":[0.09501207230275564,0.10272126132249917,0.10603213395346964,0.1131321526012849,0.11832833890367933,0.12332191457786203,0.12556886868443964,0.12615182794092505,0.1263380409128369,0.12824450043130078,0.12951675256833578,0.13078546571944188,0.13101186692336306,0.13191560528016533,0.1329879863599605,0.13457570999460655,0.13553269776619264,0.13948006249563416,0.14022643510448313,0.14212381146981626,0.14236286976032972,0.1430598833595586,0.14412936189887923,0.14457065457517718,0.1455359143764364],"n_dims_used":44,"mean_confidence":0.9251910122958097},"coverage":{"mean_confidence":0.9251910122958097,"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}}