{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008394},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005864","490:4900008059","490:4900011399","490:4900009292","490:4900008731","490:4900008282","490:4900012702","490:4900006243","490:4900008618","490:4900012266","490:4900008619","490:4900004250","490:4900009917","490:4900008281","490:4900010017","490:4900005732","490:4900012198","490:4900006356","490:4900005597","490:4900008374","490:4900006601","490:4900007467","490:4900004388","494:4940008984","490:4900013107"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.011360538000994486,0.010146994261386441,0.00522508782853493,0.0045308889623564335,0.001781044655213103,0.0017726051713122146,0.001560499146946567,0.0007479845858751968,0.0006133715890236894,0.00038535704170143144,0.00037039878713019086,0.00036276303284247423,0.00029509449583441945,0.00024086815664338146,0.00021332670890272505,0.00017665321211371004,0.0001025944905711569,0.0000866360440563976,0.00006597014882213735,0.000053722749182623665,0.00004050662882048854,0.000039133580050402966,0.000022867070119917376,0.000020030864287031554,0.000020029395583026345],"twin_dists":[0.38865293523754085,0.39352517218460303,0.4210130929224828,0.42668610413366176,0.4621252984264464,0.462298630359262,0.466925407813733,0.4927749609574012,0.49952029521958924,0.5149761799516432,0.5162712728721882,0.5169513866435111,0.5236443637483018,0.5301444386752604,0.5339937880383333,0.5399194070933234,0.5566368504446448,0.5617366485503006,0.5698607236124464,0.5759072940913618,0.5841189328316737,0.5851138875012428,0.6004026800172704,0.6041114606518148,0.6041135079466667],"n_dims_used":45,"mean_confidence":0.9111346774631076},"coverage":{"mean_confidence":0.9111346774631076,"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}}