{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001086","480:4800000384","480:4800000680","480:4800001201","480:4800000476","480:4800000376","480:4800000546","480:4800000411","480:4800000447","480:4800000438","480:4800000611","480:4800000470","480:4800000414","480:4800000799","480:4800000654","480:4800000437","480:4800000662","480:4800000651","480:4800000468","480:4800000656","480:4800000549","480:4800000678","480:4800000542","480:4800000718","480:4800001089"],"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":[0.6899185986905263,0.673737363143289,0.668608576928285,0.5406121676068286,0.5121377158493275,0.5060364616308117,0.49685772259903904,0.4681028826904624,0.4671709252399429,0.4290476775986524,0.4128555361181125,0.40653005352941535,0.4060709490831583,0.40451744229389847,0.40321445539015033,0.40093995815247707,0.3919856088503318,0.39009018826579234,0.38227596391939606,0.3812783934128821,0.3784080669341093,0.3679030447589314,0.3670244781306416,0.3640346995137507,0.3592782359846917],"twin_dists":[0.11190051867299429,0.11542253568926772,0.11653389253047178,0.14404399677491667,0.15024650777663473,0.15158601140991354,0.1536093556750707,0.16002172542386764,0.16023165393157504,0.16895540019882688,0.17275333307407276,0.1742543395858672,0.17436368285134876,0.17473408535941262,0.1750452474869008,0.17558949926241182,0.17774595495374973,0.17820533772808578,0.1801104440049268,0.18035498290508659,0.1810603255100847,0.18366436919043494,0.18388381323643577,0.18463256835533964,0.18583021113919013],"n_dims_used":43,"mean_confidence":0.9149650751158248},"coverage":{"mean_confidence":0.9149650751158248,"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}}