{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001279},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003848","490:4900004135","490:4900004267","490:4900003985","490:4900007484","490:4900003444","490:4900003715","490:4900007000","490:4900003987","490:4900003571","490:4900001146","494:4940008911","490:4900004405","490:4900003584","490:4900003035","490:4900001832","490:4900003845","490:4900001849","490:4900004817","490:4900000556","490:4900003846","490:4900006749","490:4900003844","490:4900000924","494:4940005956"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.4453224020455807,0.39673357530100073,0.3382242063531865,0.33375253168109836,0.3295893784954334,0.3264983521471018,0.3005013419452076,0.29795368268181216,0.295032031377203,0.2818975616488651,0.2811959963335163,0.28087085116630756,0.24669242306555042,0.24519914387122593,0.2381676449965609,0.23355016439835685,0.22417775427785194,0.22331591214626112,0.22308348455027294,0.20978765579407713,0.1948949947153592,0.19208442855071473,0.18553885725925418,0.18355622880208516,0.18224461022792143],"twin_dists":[0.16519674972987802,0.1765997269300259,0.1912329628935351,0.19240329846362225,0.1935005828345932,0.1943202180111849,0.20139367181937262,0.2021055037751097,0.20292624506449164,0.2066769176839011,0.20688018145511863,0.20697448960043313,0.2172915425594362,0.2177623438040868,0.22000450357249132,0.22150042507677645,0.22459771499223002,0.22488680581713022,0.22496489707984696,0.22952606275811235,0.2348750105563979,0.23591587270681472,0.23838184922154687,0.2391408128186211,0.23964609053254526],"n_dims_used":45,"mean_confidence":0.9196953667534722},"coverage":{"mean_confidence":0.9196953667534722,"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}}