{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000668},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000669","480:4800000552","480:4800000704","480:4800000592","480:4800000741","480:4800000555","480:4800000813","480:4800000778","480:4800000483","480:4800001216","480:4800000773","480:4800000667","480:4800000482","480:4800000938","480:4800000358","480:4800000897","480:4800000898","480:4800000701","480:4800000554","480:4800000557","480:4800000417","480:4800000740","480:4800001224","480:4800000631","480:4800001509"],"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":[0.6848371108089328,0.5567430761459549,0.5525163725505903,0.5354442742889304,0.4846094290201617,0.4815335126328381,0.47089718450994766,0.4529710876967132,0.42161341816686154,0.38944245785458925,0.38790285276922665,0.3574594864769118,0.3112132143041648,0.3091302272514124,0.3058594183997579,0.283950434036613,0.2794388346120579,0.27367053937139807,0.24047239803717987,0.23591686685677588,0.21315090033142758,0.20096116063916172,0.18970535800309982,0.18035961206061227,0.15633272402972742],"twin_dists":[0.113009352602652,0.14055892928690647,0.14147048671390342,0.14516441095403865,0.15632616213434117,0.15701169679852495,0.15939314402353,0.16344867842212324,0.17069149021330207,0.17836256414528992,0.17873677343171102,0.18629029567739885,0.1984384439100509,0.19900845666868802,0.19990798986947075,0.20608389227127138,0.20739063523383838,0.20908020175523623,0.2192649060503059,0.22073129457279475,0.22835428296838436,0.2326634377880131,0.23680526077942635,0.24037677142293443,0.2502077550719919],"n_dims_used":43,"mean_confidence":0.9259494515352471},"coverage":{"mean_confidence":0.9259494515352471,"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}}