{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000483},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000592","480:4800000669","480:4800000552","480:4800000482","480:4800000554","480:4800000668","480:4800000481","480:4800000738","480:4800000778","480:4800000704","480:4800000701","480:4800000631","480:4800000853","480:4800000740","480:4800000774","480:4800000667","480:4800000815","480:4800000813","480:4800000557","480:4800000775","480:4800000737","480:4800000741","480:4800000555","480:4800000358","480:4800000773"],"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":[0.6476387800651215,0.6016338124975065,0.4999442067600348,0.44847135733520155,0.42997017021612544,0.42161341816686154,0.39948230335056933,0.39450271530001746,0.3864732407262956,0.33477219346007836,0.33291408296407926,0.3208004359145753,0.3104832594022899,0.30897746830389083,0.28680573303042495,0.2738209609630768,0.2727004123219333,0.2579382502541971,0.24931971727363988,0.22528137199416248,0.2131137135316805,0.2092416819727233,0.20879595140607324,0.20771213951995865,0.1761016379816136],"twin_dists":[0.12105837428291026,0.1309230564090078,0.15292783178224226,0.16447571533605362,0.16874084337434672,0.17069149021330207,0.17593902818446377,0.17713749398577472,0.17908487647816096,0.1921356860150581,0.19262368473814445,0.19584246260757193,0.19863794783383967,0.19905034595556217,0.2052633448187592,0.20903586706947003,0.2093664936216591,0.21380315544953063,0.21646763313173847,0.22422860253515403,0.22836717038286508,0.2297174849368329,0.2298740132478172,0.2302555698519442,0.24204743857573913],"n_dims_used":43,"mean_confidence":0.9256648573764535},"coverage":{"mean_confidence":0.9256648573764535,"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}}