{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009568","490:4900009671","490:4900010519","490:4900009575","490:4900008708","490:4900009789","490:4900012000","490:4900009360","490:4900012073","490:4900011667","490:4900009675","490:4900004652","490:4900012141","490:4900012207","490:4900012072","490:4900012140","490:4900009256","490:4900008081","490:4900004663","490:4900007969","490:4900011132","490:4900003278","490:4900004801","490:4900011416","490:4900009260"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.45595175264504034,0.37015741476666814,0.2806848153833923,0.26372981023131603,0.22781300024064563,0.2114711502746854,0.1586280386956905,0.1448603153272063,0.1278843700159972,0.09642308526083862,0.08656528531428169,0.08383461794858744,0.08053790122384781,0.08015460813047232,0.07897198823436519,0.07675806417018066,0.07504917467903674,0.06336379368177704,0.035204607385730814,0.029018763917689056,0.028298050921359407,0.02741492274109516,0.026893576131332766,0.026017391318668388,0.0251360044822038],"twin_dists":[0.16277043438917924,0.18310247800291912,0.20702847892778078,0.2120441266157866,0.22338639555224696,0.2289379407147897,0.2492232325279325,0.2552940879822342,0.2634006235280039,0.28090201148416,0.2873049348976631,0.28918060261366324,0.2915112288432314,0.2917871297411597,0.29264512307215806,0.2942794725393375,0.2955671539529095,0.30507307842149317,0.33600004855862337,0.34556438873431683,0.3467898019343065,0.34832849764813606,0.34925699856612824,0.3508529921065542,0.3525059650132879],"n_dims_used":45,"mean_confidence":0.9218105740017362},"coverage":{"mean_confidence":0.9218105740017362,"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}}