{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002020},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002021","480:4800002075","480:4800002074","480:4800001968","480:4800002450","480:4800001725","480:4800002019","480:4800001675","480:4800001562","480:4800002306","480:4800002309","480:4800002016","480:4800001960","480:4800002389","480:4800001897","480:4800001736","480:4800001912","480:4800001838","480:4800001737","480:4800002533","480:4800002155","480:4800001843","480:4800001689","480:4800002529","480:4800002435"],"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":[0.5868753724145176,0.5334404733906656,0.5319575761432367,0.48444019111499836,0.46636358303980985,0.46318302438363457,0.4607613712544345,0.4398714402195707,0.38260668695462263,0.37854139144494886,0.37842837603714324,0.37208584308251363,0.35408213542243283,0.3451780902463936,0.33317697084146775,0.3244045762735977,0.3198514792979841,0.3175433667185514,0.31251534361001126,0.29599421942320414,0.2926206887642797,0.27725577176733074,0.26356380103546057,0.2604902669833658,0.2601705032712579],"twin_dists":[0.13408467428404397,0.14559941320792316,0.14592154778160873,0.15636384512049567,0.16041362829757588,0.16113158716834053,0.1616793927846445,0.1664495239494938,0.18002944006835275,0.1810275056386894,0.18105532575081235,0.18262317464061167,0.18714786285012786,0.18942938980391913,0.19255455213275707,0.194877856144336,0.19609744649799765,0.19671941429856224,0.19808322189235908,0.20265542369135836,0.2036072526583592,0.20802753874322186,0.212094208401676,0.2130250244070325,0.2131222593433323],"n_dims_used":43,"mean_confidence":0.9122562852016715},"coverage":{"mean_confidence":0.9122562852016715,"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}}