{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001043","480:4800000646","480:4800000654","480:4800000542","480:4800000676","480:4800000611","480:4800000384","480:4800000546","480:4800000437","480:4800000376","480:4800001086","480:4800000447","480:4800000651","480:4800000395","480:4800000678","480:4800000677","480:4800000438","480:4800000656","480:4800000640","480:4800000476","480:4800000537","480:4800000528","480:4800000468","480:4800000799","480:4800000549"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.668608576928285,0.6615331094044344,0.6512991666764437,0.649621014051015,0.6434677165539532,0.6427250983743461,0.6281919000580842,0.621913304453295,0.621315414035611,0.6151909350404692,0.6091718287920171,0.5995666082585682,0.5961107082822886,0.5782821507316166,0.5782066743008677,0.5595992909696268,0.5584603483134462,0.5433572754826288,0.5339623812664239,0.5254512640095081,0.5035910849615485,0.47860756727599796,0.47365052343314096,0.44732075525766185,0.44247175911156483],"twin_dists":[0.11653389253047178,0.11806373040990412,0.12027053426228725,0.12063181739897222,0.1219553138736863,0.12211492104849578,0.12523424284196855,0.1265799392647401,0.1267080435598502,0.12801996350930533,0.12930893856138936,0.13136574290942007,0.13210589708276685,0.1359275814252588,0.13594377766287483,0.13994351802704652,0.14018886539646352,0.14344967355160815,0.1454860811839178,0.14733719212449795,0.15212407535312716,0.1576650913054307,0.15877500239549291,0.16473895217440127,0.16585115813081533],"n_dims_used":43,"mean_confidence":0.9133112707803416},"coverage":{"mean_confidence":0.9133112707803416,"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}}