{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004624","490:4900006096","490:4900004623","490:4900006585","490:4900005582","490:4900006099","490:4900006338","490:4900006584","490:4900004913","490:4900006098","490:4900004766","490:4900005185","490:4900004898","490:4900005440","490:4900005180","490:4900005710","490:4900005713","490:4900007556","490:4900006818","490:4900006461","490:4900005316","490:4900004765","490:4900007068","490:4900006823","490:4900004627"],"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":[0.2661369712858264,0.2001725028999736,0.13613518827086374,0.12565463770355553,0.09622287885660591,0.08321119710499211,0.05874963137219948,0.03595524007224921,0.025389191671602203,0.025196093226095766,0.02448221068297839,0.022249732304642254,0.021634647385288617,0.01866276546064186,0.01837327567323619,0.01802590336074148,0.012488249091191289,0.011488005596178283,0.01020811149652742,0.00996271313437787,0.00964335387118642,0.008422045630739481,0.006870015391483302,0.006725234775426475,0.006510534277382372],"twin_dists":[0.21132013267027966,0.23294833208307003,0.2593660077294245,0.26452459273999623,0.2810267913737849,0.28961564313733995,0.30922514869812195,0.3349392497434645,0.3520260721495519,0.3523916956216704,0.3537647781385522,0.3582947500474542,0.3596120757259083,0.36647740142959795,0.3671962250017875,0.3680719720830043,0.3845235576270992,0.38816839224362343,0.39326769490576147,0.3943099732752619,0.3957012127512813,0.4014320413953917,0.4099012036034362,0.4107767407099786,0.41210686199271745],"n_dims_used":45,"mean_confidence":0.9231258816189236},"coverage":{"mean_confidence":0.9231258816189236,"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}}