{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000325},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000318","500:5000000368","500:5000000586","485:4850006725","500:5000000315","485:4850006726","500:5000000541","500:5000000277","485:4850006801","485:4850006653","500:5000000363","500:5000000525","500:5000000524","485:4850006651","500:5000000587","500:5000000323","500:5000000313","485:4850006652","485:4850006724","500:5000000314","485:4850006650","500:5000000265","500:5000000592","500:5000000369","500:5000000187"],"twin_admin_codes":[500,500,500,485,500,485,500,500,485,485,500,500,500,485,500,500,500,485,485,500,485,500,500,500,500],"twin_sims":[0.95485250639977,0.9287806149892658,0.9168807244968966,0.8674761943389444,0.8387930028178726,0.8111743187492678,0.8099554538738724,0.7966571282901402,0.7964319798996788,0.7876510458057813,0.7790514978990667,0.7748492647979411,0.7736058175743857,0.7351143354800693,0.729382388580899,0.7266962834249983,0.7244910448967008,0.722211285405963,0.7099113409972694,0.7097685790573086,0.6930454785882422,0.6917668690097167,0.6903268335832139,0.6859009128880458,0.6781542695368016],"twin_dists":[0.03947774005902421,0.04992410424229514,0.054105744647806465,0.0692529954595952,0.07700830420098805,0.08402233042357857,0.08432366069772149,0.08757256602527952,0.08762699165458177,0.08973568138846812,0.09177599324468522,0.0927647134794892,0.09305628274173636,0.10188804317713808,0.10317580207203758,0.10377721751929761,0.10427002596931623,0.10477861915525781,0.10750833846343967,0.10753988806078224,0.11121680315585536,0.11149651357733897,0.11181131709482212,0.11277744467116606,0.11446363706779031],"n_dims_used":44,"mean_confidence":0.9162276874889027},"coverage":{"mean_confidence":0.9162276874889027,"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}}