{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006385","490:4900005754","490:4900005487","490:4900007479","490:4900005881","490:4900006760","490:4900007234","490:4900006144","490:4900007239","490:4900006009","490:4900006501","490:4900006264","490:4900007235","490:4900006147","490:4900006151","494:4940008403","490:4900006262","466:4660007145","466:4660005931","490:4900006625","490:4900001284","490:4900006885","466:4660004771","487:4870003634","466:4660004864"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,466,466,490,490,490,466,487,466],"twin_sims":[0.548936932268577,0.42624272623851645,0.36197395677347033,0.32033238023431404,0.3061137199376906,0.29760465828690624,0.2858306416463715,0.2692613416758886,0.24307899665589194,0.2356946176071162,0.19638050337626342,0.19424032066242802,0.18357447261671872,0.16703366791171928,0.14758585873988464,0.13972238681740126,0.1346630918759928,0.13440862748529717,0.12937053662201786,0.1261829180487713,0.12421702893171675,0.12136359600478232,0.11764622905936123,0.11054559228890257,0.0987005719226355],"twin_dists":[0.14224330572004187,0.16960895159618888,0.18515046589504575,0.19596817585650092,0.19983785396882692,0.20220330088160962,0.2055430093167593,0.21038647488574416,0.21843396927540973,0.2208033055832255,0.2343290760824518,0.23511652468353253,0.23913380270108647,0.2457038500339988,0.25405953988559643,0.25766900432936,0.26007211143666525,0.2601947538275076,0.26265968733517747,0.2642569373455344,0.26525731444003803,0.2667309792770448,0.2686910248520985,0.27257107658599494,0.27949668832669755],"n_dims_used":45,"mean_confidence":0.9084094577365451},"coverage":{"mean_confidence":0.9084094577365451,"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}}