{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000107","480:4800000236","480:4800000166","480:4800000255","480:4800000170","480:4800000171","480:4800000203","480:4800000106","480:4800000005","480:4800000233","480:4800000003","480:4800000190","480:4800000235","480:4800000111","480:4800000167","480:4800000021","480:4800000226","480:4800000205","480:4800000137","480:4800000201","480:4800000187","495:4950000243","480:4800000115","480:4800000132","480:4800000001"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480],"twin_sims":[0.6119846105905355,0.42667070840710497,0.41300690368177867,0.3851169363076202,0.3744830217896027,0.36299837620758785,0.3441623050453676,0.31328051829435916,0.27830098157373073,0.2706559668707012,0.26478150796766703,0.21928982729413507,0.21775910651203922,0.21571039167940875,0.20636211494314446,0.19493666580885402,0.19117343385412436,0.18445249476714012,0.1623493831537075,0.1523854972088568,0.1454467564172176,0.14073975212408069,0.14062441764239714,0.14043484341438603,0.13638343286495438],"twin_dists":[0.12870661854190807,0.16950911781767353,0.17271753815711877,0.17941569419964354,0.18202907290814455,0.18489282677225274,0.18969162941197615,0.1978748752156224,0.20772222156989578,0.2099718845086342,0.21172730615084862,0.22624724751320896,0.22676887649500221,0.2274708952731182,0.23073275041631483,0.2348596568630939,0.23625552425788227,0.23879700485093172,0.24764885846247864,0.25192582921463946,0.25502701403541783,0.25719364624744406,0.2572474066443259,0.25733584354208644,0.2592474997490928],"n_dims_used":43,"mean_confidence":0.9071676564771075},"coverage":{"mean_confidence":0.9071676564771075,"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}}