{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920001417","492:4920000442","492:4920000642","492:4920001199","492:4920001108","492:4920000635","480:4800002565","492:4920001156","480:4800005582","492:4920000844","492:4920001013","492:4920000595","492:4920000910","480:4800005581","492:4920000633","492:4920000391","492:4920000797","492:4920003016","492:4920000689","480:4800005333","480:4800002564","492:4920001112","492:4920000528","492:4920000397","480:4800006238"],"twin_admin_codes":[492,492,492,492,492,492,480,492,480,492,492,492,492,480,492,492,492,492,492,480,480,492,492,492,480],"twin_sims":[0.17889943213359194,0.1514506333845852,0.1412150105381592,0.13243102964322936,0.11133489640870443,0.10700115271045392,0.10307676771718027,0.10194041956280599,0.09613856838076518,0.09239220382125304,0.09215739026589383,0.09114043416315185,0.08800317251023132,0.08725111471910041,0.08504714470327296,0.08374710378305131,0.08104021237761612,0.07882279464321121,0.06671884155516634,0.06662570543270133,0.06593649297150313,0.06344029110830751,0.06339163461423204,0.06285648206388166,0.06128726357300231],"twin_dists":[0.24094650507771231,0.25233750999931776,0.2569724615748231,0.26115387836587695,0.27213044443409673,0.2745803247879331,0.2768661658425543,0.2775407011237418,0.28107939950169597,0.2834546123541527,0.283605999327378,0.28426518415879104,0.2863361300277094,0.2868412608416749,0.28834180945320886,0.2892415162518069,0.2911512455695943,0.29275409464085966,0.30220695821529087,0.3022849161238683,0.3028645881440722,0.30500636166441764,0.3050487894956465,0.3055172040320361,0.3069098317448365],"n_dims_used":43,"mean_confidence":0.9091764937999637},"coverage":{"mean_confidence":0.9091764937999637,"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}}