{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009100},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010215","490:4900009005","490:4900007897","490:4900011759","490:4900012162","490:4900009523","490:4900010034","490:4900011836","490:4900012028","490:4900011914","491:4910005107","490:4900011690","490:4900007782","490:4900008779","491:4910005363","490:4900011692","490:4900008328","490:4900010481","490:4900011563","490:4900010663","490:4900011890","490:4900009002","491:4910005464","490:4900008552","490:4900010408"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.13962595563572325,0.05036058602461663,0.0456985716207874,0.04433047626978854,0.043046602498318584,0.038100846205456285,0.032311094537009456,0.03213392043366267,0.03087835802779138,0.028206551503847117,0.026189775214446463,0.025706921465011603,0.025345049408736466,0.024129892643741654,0.022559635990904787,0.022213751465594532,0.01930249936319659,0.01919043345600212,0.01772643208002634,0.017153686790552077,0.016330460439319017,0.01607054542952421,0.015974787725577505,0.015910669065666284,0.015505695612838676],"twin_dists":[0.25771419500491183,0.31751836376324005,0.3226375167987375,0.32422264510423215,0.32574799685839406,0.3320074970500498,0.3402783257075632,0.3405507724273775,0.34251917132789245,0.3469472900016785,0.35053536520541423,0.35142965985961994,0.3521094412218518,0.35445523660563455,0.3576429756737609,0.35837093320494334,0.3649228445247249,0.3651918804722715,0.36883889840101053,0.3703378306549839,0.37257109254842047,0.37329674386418993,0.3735666897497144,0.3737482398128844,0.3749100060560575],"n_dims_used":45,"mean_confidence":0.8859970940483941},"coverage":{"mean_confidence":0.8859970940483941,"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}}