{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000579","496:4960000799","493:4930004997","496:4960000801","496:4960001215","496:4960000715","496:4960000654","496:4960000176","496:4960000332","496:4960000177","493:4930004433","496:4960001437","496:4960000898","496:4960000415","488:4880001087","493:4930004998","493:4930004133","496:4960000517","472:4720005616","496:4960000019","496:4960000721","493:4930005583","496:4960000284","496:4960000883","496:4960000221"],"twin_admin_codes":[496,496,493,496,496,496,496,496,496,496,493,496,496,496,488,493,493,496,472,496,496,493,496,496,496],"twin_sims":[0.5390524827381373,0.5345794212505711,0.5299088883579779,0.5231086086902553,0.45273240007218163,0.4229598405016181,0.400802042097974,0.3648661780440356,0.360233282219541,0.34457913486147596,0.33107096529242397,0.3224629666298428,0.31993212689925526,0.31447556508122465,0.3088360731944962,0.3059466396777602,0.3012819792574247,0.2883794904515888,0.2882972454955713,0.28542757051697165,0.2829392730748811,0.2769531040695207,0.2752224556980808,0.2679969878756005,0.25872326005531404],"twin_dists":[0.14438192282836523,0.14535212027922761,0.14636689879625903,0.14784784904462775,0.16350306201577147,0.17037612662709029,0.1756225452302448,0.18442402446515188,0.1855890928725634,0.18958396915881112,0.19310921564380334,0.19539675802483905,0.19607576006555136,0.1975500586754855,0.1990891296714015,0.19988393060499335,0.2011762637057789,0.20481317753195194,0.20483666692166175,0.20565878090593034,0.206375667550147,0.20811608232403558,0.20862351215933678,0.21076348862635316,0.21356328509775058],"n_dims_used":45,"mean_confidence":0.9270621405707465},"coverage":{"mean_confidence":0.9270621405707465,"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}}