{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004865","490:4900005805","490:4900005003","490:4900004869","490:4900004864","490:4900005932","490:4900005252","490:4900002182","490:4900005404","490:4900001743","490:4900005274","490:4900005919","490:4900004737","490:4900006303","490:4900004726","490:4900005000","490:4900004321","490:4900004866","490:4900002202","490:4900005254","490:4900002926","490:4900006039","490:4900005144","490:4900004183","490:4900001317"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7950367704743133,0.6415911326714486,0.6061836431237448,0.6000116013899972,0.5960197412008997,0.594410337329407,0.5272885215981337,0.508567755027923,0.4951684896841748,0.48578923302505406,0.4852141491813409,0.4769419325396547,0.4741469716621191,0.44588673918333865,0.4449016998485391,0.43527687518385744,0.4290256468228156,0.4230239740144299,0.41701384880936826,0.41312545553516994,0.4106799798521028,0.4106521806877719,0.40899658982738507,0.4089478371039162,0.4073429729810552],"twin_dists":[0.08796384992977824,0.12235859209652203,0.1299487928718989,0.13127044620657627,0.132125381343764,0.13247011735043512,0.14693705865906476,0.15102977061834674,0.15398286301960665,0.1560635765895596,0.15619154671207974,0.1580376171393135,0.15866367391205974,0.16506738814656288,0.16529322696644436,0.16751019405901096,0.16896052650348403,0.1703611155776767,0.1717720427787664,0.172689507375434,0.17326843510152515,0.1732750247597281,0.1736678284479537,0.17367940605813076,0.1740608639614533],"n_dims_used":45,"mean_confidence":0.9160557217068143},"coverage":{"mean_confidence":0.9160557217068143,"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}}