{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003914},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003771","490:4900003643","491:4910002465","490:4900003913","490:4900003791","491:4910002209","490:4900003394","490:4900005681","490:4900003636","491:4910002020","491:4910002012","490:4900003108","491:4910001619","490:4900003503","490:4900003371","490:4900003633","490:4900003109","490:4900003506","490:4900004196","490:4900005028","490:4900002843","490:4900006311","490:4900005029","490:4900005956","490:4900003638"],"twin_admin_codes":[490,490,491,490,490,491,490,490,490,491,491,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10115699767899647,0.08264939902683467,0.0759601113181369,0.02036642140119581,0.01884182148552522,0.011553290229915775,0.011549305267471067,0.01108605972006009,0.009659780148834405,0.008952016426722744,0.0075363031201142,0.007131217747604842,0.00710383110029935,0.007095874781070612,0.006973618967897892,0.006392600414057944,0.0063404906306209355,0.006233206726828016,0.0056608122974861055,0.005553791679772477,0.00555223166710803,0.005302357710514827,0.005058929165513972,0.0049579606967710506,0.004874453050864695],"twin_dists":[0.27800916713498736,0.29000991777610724,0.2948778384849474,0.36243442567119066,0.366037658386488,0.38792207173612026,0.38793707163267604,0.3897129282727201,0.39562865871768554,0.3988596045375027,0.40607428418569447,0.408362781750554,0.4085216830649387,0.408567950015856,0.40928481033057035,0.41285439353056674,0.41318866002640253,0.4138847185340106,0.4177918282518651,0.41856169309818847,0.41857301402233443,0.42042454640641386,0.42230584079245154,0.4231103012991622,0.4237869348155255],"n_dims_used":44,"mean_confidence":0.8948879241943359},"coverage":{"mean_confidence":0.8948879241943359,"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}}