{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000774","487:4870005001","493:4930000398","472:4720004386","468:4680006291","496:4960003072","470:4700001326","489:4890004903","493:4930000342","480:4800004357","490:4900001715","493:4930000343","478:4780005608","490:4900001443","472:4720004385","480:4800004442","493:4930000292","469:4690003539","494:4940000717","472:4720005756","493:4930000219","493:4930002673","470:4700001187","466:4660005134","468:4680008708"],"twin_admin_codes":[494,487,493,472,468,496,470,489,493,480,490,493,478,490,472,480,493,469,494,472,493,493,470,466,468],"twin_sims":[0.02527074341617009,0.020296685884068768,0.010411730096153739,0.008261132760897872,0.00785810443588653,0.0028483424764837654,0.002477260820536424,0.0016012310751110776,0.0015827726816927277,0.0015026301315547099,0.0009944670944633284,0.0007920564358266761,0.0005716038775745422,0.0005063146331801286,0.00046950910484103907,0.00046361507770453894,0.00044319048895300606,0.000354925490575636,0.00030859505116125334,0.00028977145994527406,0.00025277373043609174,0.0002503345463243815,0.0002286494480648406,0.000212684653800736,0.00019800923105936058],"twin_dists":[0.3522500626203212,0.3625940159852008,0.3924196787063954,0.4022417957792183,0.40433371187175593,0.44465724520458316,0.44992098445708156,0.46599366103514644,0.46641315665953964,0.4682885123533937,0.48292718901647835,0.4908114073097679,0.5018960645727724,0.5059558084248938,0.5084655963564756,0.5088845015210135,0.5103756991962518,0.5176635671663231,0.5222014165880997,0.5242303849817962,0.5286072182919871,0.5289165354958377,0.5317982201120002,0.5340889918239424,0.5363422255805279],"n_dims_used":45,"mean_confidence":0.9080989413791233},"coverage":{"mean_confidence":0.9080989413791233,"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}}