{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000352","496:4960000291","496:4960000737","496:4960000511","496:4960000600","496:4960000350","493:4930006305","493:4930005259","493:4930004993","496:4960000416","496:4960000533","493:4930005491","496:4960000353","496:4960000643","496:4960000018","496:4960001554","488:4880001361","496:4960000668","496:4960004201","488:4880005484","488:4880001192","496:4960000451","466:4660000427","496:4960000182","496:4960000793"],"twin_admin_codes":[496,496,496,496,496,496,493,493,493,496,496,493,496,496,496,496,488,496,496,488,488,496,466,496,496],"twin_sims":[0.7997795751593777,0.7903283968800037,0.7143790202110849,0.6689538014504455,0.6546068605743771,0.5913188821196024,0.5879303560965847,0.5545156180447827,0.544571727229271,0.5435111131599747,0.5308270572485948,0.5233267795963534,0.5141594000303117,0.5076827619456294,0.4873662181092696,0.4695616001637147,0.46648256316925113,0.456220198280881,0.44821494502439,0.44815397028785603,0.44495164326604414,0.4443467792890101,0.44108151334437007,0.4382414663897939,0.4215125617346675],"twin_dists":[0.0868158482039102,0.0890955506035439,0.1065195070023495,0.11645915266222483,0.1195579746701554,0.1331324160328033,0.13385855130115512,0.14103918539181454,0.14318691555255247,0.14341638351451638,0.1461672592861525,0.14780026986090397,0.14980355775847293,0.151224161070967,0.15571289732374702,0.1596934271998299,0.1603868034565294,0.16270942970200375,0.16453435572476127,0.16454830224408268,0.16528177190299026,0.16542053715283875,0.1661709003213653,0.1668253059188322,0.1707151301808642],"n_dims_used":45,"mean_confidence":0.9290429009331598},"coverage":{"mean_confidence":0.9290429009331598,"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}}