{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005488","480:4800005153","480:4800005155","492:4920001286","480:4800005154","480:4800005239","480:4800005657","492:4920001371","480:4800005730","480:4800005727","492:4920001328","492:4920002094","492:4920000801","492:4920001282","480:4800005489","492:4920001463","492:4920001235","480:4800005246","480:4800003031","492:4920000854","480:4800005972","492:4920001461","492:4920000805","492:4920000698","480:4800003771"],"twin_admin_codes":[480,480,480,492,480,480,480,492,480,480,492,492,492,492,480,492,492,480,480,492,480,492,492,492,480],"twin_sims":[0.3318526206036681,0.3224711568510169,0.2840157881096051,0.16562645849424262,0.16177455421328948,0.15829837694077878,0.14620806607163633,0.11084108868398929,0.1106763622068644,0.09118623928404171,0.07936575074316393,0.0785523467825665,0.07751619152583393,0.07678320900101057,0.07344519541542585,0.0731925519569865,0.06832133449985472,0.05981530628687528,0.057343015734131364,0.05143878225087505,0.04918410255574115,0.047907054719604575,0.04722242183592405,0.047133146951079,0.04302117832664126],"twin_dists":[0.192903124889778,0.19539456550745946,0.2060650556224781,0.24628396478954154,0.24789032539039393,0.24936399173819107,0.2546814894405777,0.27240583074444885,0.27249790610812585,0.2842353687597189,0.29235830924205974,0.2929520538658822,0.2937155931694587,0.2942606986109519,0.29679749129538374,0.2969932571586544,0.3008793138441218,0.3082430089713131,0.3105442238940433,0.31639103794028567,0.31877162196182707,0.320160632068587,0.3209180690079642,0.32101751290288655,0.32577858701939433],"n_dims_used":43,"mean_confidence":0.9103586950967478},"coverage":{"mean_confidence":0.9103586950967478,"n_dims_used":43,"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}}