{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012298","490:4900012236","490:4900012455","490:4900013300","490:4900012233","490:4900012242","490:4900013218","490:4900012920","490:4900013193","490:4900012731","490:4900012303","490:4900013024","490:4900012667","490:4900012368","490:4900012379","490:4900012456","490:4900012250","490:4900013185","490:4900012519","490:4900013122","490:4900012315","490:4900000532","494:4940008250","490:4900012594","490:4900012383"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.3874269837644936,0.26205768565200455,0.21087920021121936,0.19398474382615363,0.18805779741172568,0.16088709152359593,0.13647340480032435,0.13090452987092388,0.1301974554215576,0.11467862972585675,0.11405584835345343,0.09862578687167668,0.07851977233057614,0.07089014105363503,0.06648249331230323,0.06602596785544106,0.057012852789216084,0.05661370125330886,0.05239664868704506,0.05065673404984473,0.04392143876918014,0.04227869053498961,0.041731891431598805,0.04009801482702432,0.03584772133507757],"twin_dists":[0.17885257757084883,0.21254947871698615,0.22914437254199527,0.23521096236249434,0.23742576147816738,0.2482643450700945,0.2592045884865726,0.26190162077275153,0.26225020410167943,0.27029009434006634,0.27062970386408014,0.2795424282254838,0.29297593425842977,0.29880300428729434,0.30240496279454465,0.3027890555928555,0.3108577012455382,0.31123868789568726,0.3154058890326001,0.31720673592027976,0.32470454164855617,0.3266787217228667,0.3273501670954965,0.3294016661155408,0.3350900340081889],"n_dims_used":45,"mean_confidence":0.9121999104817708},"coverage":{"mean_confidence":0.9121999104817708,"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}}