{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005509","480:4800005734","480:4800004903","480:4800005591","480:4800005349","480:4800003985","480:4800003906","480:4800005263","480:4800003903","480:4800003834","480:4800004230","480:4800003905","480:4800005665","480:4800004144","480:4800003838","480:4800005351","480:4800003990","480:4800004996","480:4800005739","480:4800002658","480:4800004148","480:4800005661","480:4800002896","480:4800003756","480:4800004146"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.44133155421636894,0.4198664332493692,0.40877355808884563,0.3899631742872794,0.3509350553192101,0.34912750378222507,0.30822460759019055,0.2647956895095954,0.2481700483676804,0.23448226311408307,0.22759614850437085,0.21642452305812976,0.21330345761816122,0.21002251118080348,0.18387494527780365,0.1808991696396269,0.17725718217862468,0.1735862022369071,0.15302463923947865,0.15236486778297129,0.1495141125307165,0.1475343017223263,0.14657053091511787,0.14655153023966258,0.14601576956570225],"twin_dists":[0.16611336467545718,0.1711013080286212,0.17372079814822727,0.1782361587217119,0.18795078448583213,0.18841364902540023,0.19925696810476318,0.21172303937951678,0.21682747633500868,0.22119690507196849,0.22345829280060042,0.22722568133404497,0.22830142880446724,0.22944382502899685,0.23901841779444932,0.24016707338255233,0.24159123484217965,0.24304794695086546,0.25164543999959826,0.25193489363601385,0.2531962665263399,0.2540827357877455,0.254517450491315,0.2545260420770523,0.25476863832396673],"n_dims_used":43,"mean_confidence":0.9190515030262082},"coverage":{"mean_confidence":0.9190515030262082,"n_dims_used":43,"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}}