{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001708","490:4900001571","490:4900002491","490:4900001453","490:4900002333","490:4900000946","490:4900001051","490:4900001999","490:4900003330","490:4900004323","490:4900001166","490:4900001707","490:4900001722","490:4900002028","490:4900002343","490:4900001452","490:4900001572","490:4900002193","490:4900004149","490:4900003623","490:4900001201","490:4900001202","490:4900001199","490:4900002187","490:4900002495"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7081912540649155,0.7048471051385475,0.6897614430236699,0.6290234390344818,0.5904750426929148,0.5904118293809092,0.5751282606531153,0.5640109887059453,0.5629094996731006,0.5509172332939457,0.5486359532398248,0.5402786119227632,0.5378356396240074,0.534546511380076,0.5286259325894139,0.5241846864214535,0.521592625487027,0.5187630661515168,0.503654652311378,0.4984038453116266,0.4889066408737688,0.4625857366219539,0.4576120202393804,0.4538272309260965,0.45049344242183204],"twin_dists":[0.10788827562087604,0.10862576215238498,0.11193485316545009,0.12505594878979517,0.13331322384846572,0.1333267689618836,0.13660452703412226,0.13899380294361047,0.13923083066704636,0.14181564853068085,0.1423083260966575,0.14411625048678692,0.1446456971554081,0.1453592643040286,0.14664597816024777,0.1476132193943312,0.1481785837565674,0.14879649444430468,0.15211007953200462,0.15326780890231975,0.1553706818292841,0.16126660658836361,0.16239334421001797,0.16325369789527006,0.16401371344031773],"n_dims_used":45,"mean_confidence":0.9168846978081597},"coverage":{"mean_confidence":0.9168846978081597,"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}}