{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001927","489:4890002018","489:4890002104","489:4890002508","489:4890001836","489:4890001848","489:4890002172","489:4890002507","489:4890002171","489:4890003099","489:4890002678","489:4890001676","489:4890003578","489:4890002088","489:4890001932","489:4890002021","489:4890002019","489:4890003456","489:4890001665","489:4890002001","489:4890002178","489:4890002346","489:4890002597","489:4890001769","489:4890002173"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7675423987463511,0.7393505617876387,0.7030129491756908,0.6916115071656509,0.6870481882776432,0.6318181939559141,0.6006477556595072,0.5964534404825391,0.5788485061337834,0.5690334595980466,0.5526051546619735,0.5466354200689099,0.5448466801636496,0.5421522972718061,0.5409937201482661,0.5352140183830775,0.516281103065611,0.5160338428791945,0.5150281554661078,0.5104156125789496,0.5059998608932266,0.505277803559269,0.5013228322001653,0.4966651753005548,0.48991425584381987],"twin_dists":[0.09447180518302674,0.10093229806711261,0.10902960771781808,0.11153048812037364,0.11252720805146826,0.1244565729428708,0.13113421430568606,0.1320324880778935,0.1358060549322807,0.13791374709702056,0.14145132842672234,0.14274065343184777,0.14312744140625,0.14371048653758145,0.14396135636751736,0.14521438018786406,0.14933915847469828,0.14939325474480356,0.14961334726224546,0.15062416818397006,0.15159405964717723,0.15175286656866316,0.15262379948567995,0.1536519115398763,0.15514700918732566],"n_dims_used":45,"mean_confidence":0.9177524142795139},"coverage":{"mean_confidence":0.9177524142795139,"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}}