{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007294","466:4660003249","499:4990000141","490:4900001490","487:4870006732","487:4870005984","466:4660002863","490:4900008877","490:4900003363","487:4870003082","487:4870010332","494:4940005456","494:4940003243","487:4870005548","470:4700006355","469:4690003524","496:4960011054","470:4700002131","491:4910001702","490:4900002801","494:4940005575","492:4920005101","487:4870001900","478:4780007987","470:4700004066"],"twin_admin_codes":[494,466,499,490,487,487,466,490,490,487,487,494,494,487,470,469,496,470,491,490,494,492,487,478,470],"twin_sims":[0.08460478757065276,0.03942539833895635,0.03779864475341161,0.0358086156647126,0.032139563061401165,0.031683039013717496,0.0314548941244514,0.029800832870900497,0.027743385734612318,0.02728854257004234,0.020649254378850276,0.018605486128930763,0.016810033462886884,0.016231540742730685,0.01579039919576681,0.013697369413245442,0.012996962251988053,0.012873638257962935,0.012012806420961796,0.01178091475929487,0.011396333349465713,0.011100941530344592,0.011095573544844908,0.01091943018181985,0.010179249180696763],"twin_dists":[0.2886467082573525,0.3302667631786699,0.3324118172259246,0.33514497111088987,0.3405420757987314,0.34124994387992985,0.34160697021042735,0.34426387394129204,0.3477512936921124,0.3485521709450047,0.36179200371988646,0.36661885240579034,0.37125840800490384,0.3728460600233628,0.3740905223474892,0.3804480850592158,0.3827681029129345,0.3831880051238228,0.3862224438167571,0.3870727960605232,0.3885163806054174,0.3896548622003228,0.3896757991046657,0.39036786199121276,0.3933891156345631],"n_dims_used":43,"mean_confidence":0.9128821616949037},"coverage":{"mean_confidence":0.9128821616949037,"n_dims_used":43,"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}}