{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013197},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013295","490:4900013317","494:4940005334","494:4940008053","490:4900003145","494:4940007846","490:4900013232","494:4940005562","494:4940008849","490:4900007249","497:4970000578","490:4900006054","496:4960001777","496:4960001645","480:4800004372","497:4970000960","469:4690003699","466:4660012821","490:4900013362","469:4690000201","490:4900003493","496:4960001182","472:4720000597","497:4970000723","469:4690002482"],"twin_admin_codes":[490,490,494,494,490,494,490,494,494,490,497,490,496,496,480,497,469,466,490,469,490,496,472,497,469],"twin_sims":[0.013055582923646922,0.004993682955828118,0.0014027590410394188,0.0004698111608511361,0.0003555110611753142,0.00030450390697340813,0.00025776074491581577,0.00023762975064966653,0.0001686308756816353,0.00016324877079879687,0.00015284351291558685,0.00013346153588070166,0.00012247541235786813,0.00008561513435987621,0.00008458204144190337,0.00005040604791462391,0.000050029135219496826,0.00004490855177998754,0.000042317538938613573,0.00003348554104588545,0.00003259418067912441,0.000032591157376328346,0.00003066035138237429,0.00002730460610295029,0.00002672122471282851],"twin_dists":[0.38256974210897016,0.4228240041584492,0.47075924993818125,0.5084442610428876,0.5176098507928407,0.5226323212076813,0.5279834399588575,0.5305749306572364,0.5413694085691397,0.5423791002662336,0.5444234393759458,0.5486085662970558,0.551243392013769,0.5620924744971436,0.5624566591307936,0.5777706916335825,0.5779897686306862,0.5811323098018129,0.5828546166223321,0.589590030695031,0.5903613869662275,0.590364037238498,0.5921063259321568,0.5953992475048714,0.5960107728093336],"n_dims_used":45,"mean_confidence":0.9126553005642362},"coverage":{"mean_confidence":0.9126553005642362,"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}}