{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001781","480:4800002534","480:4800001455","480:4800001896","480:4800001687","468:4680006447","480:4800001840","480:4800001782","480:4800001964","480:4800001608","469:4690000470","469:4690000792","496:4960010295","480:4800002026","480:4800002528","468:4680006017","480:4800002212","480:4800002064","480:4800004086","468:4680007212","480:4800001686","480:4800001947","480:4800002540","480:4800002063","480:4800002265"],"twin_admin_codes":[480,480,480,480,480,468,480,480,480,480,469,469,496,480,480,468,480,480,480,468,480,480,480,480,480],"twin_sims":[0.5218061593529523,0.35165854995114165,0.33654559493141806,0.3214759331931103,0.2857363441499108,0.23959545256553555,0.22656779241386324,0.2238437273625013,0.21773111774108583,0.21534707585288657,0.20279594611597102,0.20066655734661132,0.19443385067026803,0.1886116365855491,0.18688745421296948,0.18550124356738434,0.18513345791432526,0.18184454122719526,0.1778283389481371,0.17350837470677322,0.17047868290855467,0.1697793136480256,0.1691872387060435,0.16067312896729008,0.15993069276996089],"twin_dists":[0.14813198471501962,0.18776586677235405,0.19167130471574867,0.19566121442583634,0.20557008499876925,0.21954577319885663,0.2237998638319704,0.22470967085248272,0.226778437212873,0.2275958583822648,0.23200360496316072,0.2327697698691815,0.2350450712339032,0.23721675263952077,0.23786885110211525,0.23839619474998397,0.23853657285312924,0.23980072082827977,0.24136652542470424,0.24307906722079706,0.24429836517943262,0.24458202895142145,0.2448228307257838,0.2483547432735476,0.24866909921998254],"n_dims_used":43,"mean_confidence":0.9212702374125636},"coverage":{"mean_confidence":0.9212702374125636,"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}}