{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004405","470:4700004315","488:4880000385","470:4700004312","496:4960006011","478:4780003174","470:4700004488","496:4960004246","496:4960000965","479:4790000295","489:4890000902","469:4690001333","496:4960004605","496:4960009516","470:4700003621","470:4700006046","478:4780005534","496:4960006943","496:4960000508","472:4720007443","489:4890003147","498:4980002169","478:4780003270","485:4850002193","496:4960001621"],"twin_admin_codes":[496,470,488,470,496,478,470,496,496,479,489,469,496,496,470,470,478,496,496,472,489,498,478,485,496],"twin_sims":[0.4705101730105771,0.46109445904694596,0.43656141370156315,0.4079891624093837,0.39789298898655273,0.38363692086663875,0.3805445519931536,0.362081338449194,0.3507619868201201,0.3471834666383131,0.3344111690692838,0.32527848617391114,0.32121628308403144,0.3204936905691755,0.3189846116140154,0.30657230709984906,0.3054379182214748,0.302880346451251,0.3028484734048176,0.29857187338696206,0.29587951276831165,0.2953073633624469,0.2945242853390561,0.29444893694172714,0.29375515628116344],"twin_dists":[0.15948012732194247,0.16160398433051773,0.1672132100185814,0.17390719233563465,0.17632078973557744,0.17977731989121087,0.18053506937224426,0.18512344230650754,0.18799504850022766,0.1889128699771628,0.19223038691107933,0.1946448645435101,0.19573085801607001,0.1959248385224645,0.1963307445547183,0.19971146147274635,0.2000243131194296,0.20073213941460968,0.2007409823519371,0.20193245079129565,0.2026876822119972,0.20284869585191573,0.2030693674931045,0.20309061896520741,0.2032864460878462],"n_dims_used":43,"mean_confidence":0.911399663880814},"coverage":{"mean_confidence":0.911399663880814,"n_dims_used":43,"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}}