{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002191},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001759","480:4800001983","480:4800001300","480:4800001370","480:4800001699","480:4800001643","480:4800002382","480:4800001471","480:4800001479","480:4800002047","480:4800001539","480:4800001645","480:4800001362","480:4800001301","480:4800001484","480:4800001302","480:4800002460","480:4800001588","480:4800002037","480:4800001417","480:4800002036","480:4800002089","480:4800002461","480:4800001932","480:4800001470"],"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":[0.3570597612976269,0.34499067873867023,0.3097564532700805,0.26989173013278284,0.2583422674715994,0.25103389388281694,0.21774414986554594,0.21525565914878222,0.2004382242347943,0.19921388729158246,0.19694832662903367,0.19578207916895402,0.19528139628187532,0.17627129484375473,0.16758788993638835,0.16739647522405976,0.16637874413272496,0.1633276585365755,0.163313392619818,0.15998285408258656,0.15504175723823188,0.1535461634907318,0.15259228216301682,0.1456581187497351,0.14538284563809767],"twin_dists":[0.1863915741252182,0.18947774196240827,0.19883685814165206,0.21019891071908442,0.21367964512507048,0.21593306690087546,0.2267739854510901,0.22762732369809544,0.2328522568237827,0.2332956654437641,0.23412115337472583,0.23454865539080388,0.23473272838927856,0.2419803256251913,0.2454763418100547,0.24555485622920512,0.2459733986617005,0.24723933774717477,0.24724529689012822,0.24864697891715104,0.2507661315781647,0.25141728516252776,0.25183501913081624,0.2549309520642725,0.25505608117276696],"n_dims_used":43,"mean_confidence":0.9135798964389535},"coverage":{"mean_confidence":0.9135798964389535,"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}}