{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000142","499:4990000626","499:4990000359","499:4990000486","499:4990000781","499:4990001027","477:4770003824","477:4770003938","499:4990000962","499:4990000484","477:4770003674","499:4990000425","477:4770003969","499:4990000474","499:4990000863","477:4770003902","499:4990000561","499:4990000694","477:4770003672","499:4990000862","499:4990000541","499:4990000301","499:4990001119","477:4770003864","499:4990000782"],"twin_admin_codes":[499,499,499,499,499,499,477,477,499,499,477,499,477,499,499,477,499,499,477,499,499,499,499,477,499],"twin_sims":[0.9345995004346964,0.8568714795086445,0.8369129801184578,0.834435012412274,0.8334597025599133,0.8160774414275034,0.8138325183662614,0.8131689264264238,0.811039695655639,0.8091580649267054,0.8074444790861426,0.7945730739340904,0.7872512378846068,0.7865918496928611,0.7783640366564161,0.7677422860242682,0.7313407624337197,0.7239553915894339,0.7188348270052161,0.7185793082553561,0.7151224334136747,0.7129854042393815,0.7056285971801913,0.7025799686675586,0.7012749404455295],"twin_dists":[0.0477673997128183,0.07218669756736473,0.07749822547730696,0.07814093963618436,0.07839298182741206,0.08280372494414255,0.08336296957751467,0.08352785733247972,0.08405564300585419,0.0845204559871845,0.08494247860822575,0.08807564969261712,0.0898310662728792,0.08998826573785687,0.09193810292441085,0.0944253024353959,0.10273651004791905,0.10438960378667218,0.10553030142980505,0.1055871113914071,0.10635467922957101,0.10682827191512219,0.10845355617205008,0.10912487687817299,0.10941187628618702],"n_dims_used":45,"mean_confidence":0.926033698187934},"coverage":{"mean_confidence":0.926033698187934,"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}}