{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008457},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008003","490:4900008889","491:4910005404","490:4900009003","490:4900007880","491:4910005157","490:4900009524","490:4900006557","491:4910004955","490:4900009326","491:4910005407","491:4910004800","491:4910005456","490:4900009001","490:4900008335","490:4900008555","491:4910005512","490:4900006801","490:4900009113","490:4900008222","490:4900007993","490:4900009731","490:4900008883","490:4900008108","491:4910004798"],"twin_admin_codes":[490,490,491,490,490,491,490,490,491,490,491,491,491,490,490,490,491,490,490,490,490,490,490,490,491],"twin_sims":[0.020998771797830246,0.01955761207245272,0.014963270094448736,0.009882077468948975,0.008241422149667207,0.006589262823546726,0.0065058369115184745,0.006037293360093843,0.005755444619016759,0.0049107209760405135,0.0047554959955637835,0.004746539185900311,0.003848481838905867,0.002759644952651183,0.0027300700555349467,0.0023178610833911244,0.0023014470020407732,0.0019262607473285987,0.0018334000291669544,0.0018290321001873263,0.0017434341828260148,0.0015003771155604375,0.0013077096111901165,0.0012308606452355393,0.0011455936527135953],"twin_dists":[0.3610086214087488,0.36431544770916513,0.37650865826776825,0.3946574547477625,0.4023419537550449,0.4116145955904354,0.4121364024189994,0.4151841571977066,0.4171219563520329,0.42349178838931845,0.42476916986824165,0.42484402529226,0.4330910698562578,0.44585566271661387,0.4462631017701021,0.4524074990477345,0.4526723870273883,0.45925552799778974,0.4610666158843293,0.4611538686311483,0.46290366238933306,0.46834255630545685,0.4732665543338495,0.47542016118621117,0.4779604279515988],"n_dims_used":45,"mean_confidence":0.8899388631184896},"coverage":{"mean_confidence":0.8899388631184896,"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}}