{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000927","496:4960001800","496:4960002165","496:4960001922","496:4960005625","496:4960002990","496:4960001559","496:4960006820","496:4960007618","470:4700006707","496:4960004265","496:4960003132","496:4960001330","488:4880001114","496:4960001024","496:4960002043","496:4960003830","496:4960002873","496:4960002178","496:4960001447","496:4960001799","496:4960003692","496:4960001801","496:4960002806","496:4960003151"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,470,496,496,496,488,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7053016549095366,0.6744227497313923,0.6135288494596733,0.6095882049341845,0.5785067545673598,0.5452418483683081,0.5391048392153956,0.523157481234715,0.5180945354299087,0.5175323838676964,0.5136442274665601,0.5108472377600376,0.5081105611596364,0.5041557970805317,0.4957309008616551,0.4946428755585603,0.4709072727384176,0.46955361484903024,0.4668461813832688,0.4659970215634218,0.46364889120145003,0.46271042098927356,0.4593694819114096,0.45787777754734804,0.45761869071734196],"twin_dists":[0.10852560968925302,0.1152738527790114,0.1283759204210271,0.12921977928379014,0.1358793855181345,0.14304197317586534,0.14437057611161117,0.14783719042084956,0.1489426024895976,0.14906549622665355,0.14991639037285273,0.1505294815194795,0.1511301830868548,0.15199975766692797,0.15385846737210113,0.1540991566594717,0.15939087695156168,0.15969522342741918,0.16030483796397862,0.16049628678933053,0.16102631835559203,0.16123841610966244,0.16199471543701147,0.1623330296950353,0.1623918301682507],"n_dims_used":45,"mean_confidence":0.930161370171441},"coverage":{"mean_confidence":0.930161370171441,"n_dims_used":45,"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}}