{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004993","489:4890005085","477:4770002838","477:4770003238","477:4770003156","477:4770002615","477:4770002834","477:4770003151","477:4770003239","489:4890005166","477:4770003158","477:4770003456","477:4770002344","477:4770002485","477:4770002837","489:4890005233","477:4770002994","477:4770002912","477:4770002020","477:4770002484","477:4770002921","477:4770002684","489:4890005132","477:4770003233","477:4770003313"],"twin_admin_codes":[489,489,477,477,477,477,477,477,477,489,477,477,477,477,477,489,477,477,477,477,477,477,489,477,477],"twin_sims":[0.9067355792739095,0.889515855506136,0.8807026928464873,0.8768075664596225,0.8679377226418405,0.8363119390976851,0.8329695949558098,0.8317948934454859,0.8104746322326729,0.8070940804035498,0.8066289855481938,0.8053881117767628,0.800880573730901,0.8006837850856415,0.7892584534946476,0.7864938315705525,0.7795344894629703,0.7598974050740145,0.759352533396598,0.7589765604626738,0.7500231315285454,0.7453743491153112,0.7405593527872439,0.72469846674517,0.7061276284974931],"twin_dists":[0.057469836222836294,0.06284581936972113,0.06546374402561354,0.06659604396498463,0.06912332496157057,0.07765443167965837,0.07851944233264142,0.07882202168760181,0.08419538482117093,0.08502862689287814,0.0851428971845859,0.08544734407820809,0.08654815555406134,0.08659603569279566,0.08935165397130379,0.09001162125308576,0.0916620136384118,0.09624248929723091,0.09636811905013641,0.09645476330864791,0.09850810448047134,0.0995670209859156,0.10065892728616146,0.10422370858814078,0.1083435486675292],"n_dims_used":45,"mean_confidence":0.9216304355197482},"coverage":{"mean_confidence":0.9216304355197482,"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}}