Found the following HTML validation problems:
CounterfactualMethod.html:154:1 (CounterfactualMethod.Rd:88): Warning: missing </ul> before </div>
CounterfactualMethod.html:115:1 (CounterfactualMethod.Rd:67): Warning: <h5> anchor "Usage" already defined
CounterfactualMethod.html:131:1 (CounterfactualMethod.Rd:77): Warning: <h5> anchor "Usage" already defined
CounterfactualMethod.html:137:1 (CounterfactualMethod.Rd:81): Warning: <h5> anchor "Arguments" already defined
CounterfactualMethodClassif.html:205:1 (CounterfactualMethodClassif.Rd:127): Warning: missing </ul> before </div>
CounterfactualMethodClassif.html:132:1 (CounterfactualMethodClassif.Rd:82): Warning: <h5> anchor "Usage" already defined
CounterfactualMethodClassif.html:142:1 (CounterfactualMethodClassif.Rd:90): Warning: <h5> anchor "Arguments" already defined
CounterfactualMethodClassif.html:182:1 (CounterfactualMethodClassif.Rd:116): Warning: <h5> anchor "Usage" already defined
CounterfactualMethodClassif.html:188:1 (CounterfactualMethodClassif.Rd:120): Warning: <h5> anchor "Arguments" already defined
CounterfactualMethodRegr.html:195:1 (CounterfactualMethodRegr.Rd:117): Warning: missing </ul> before </div>
CounterfactualMethodRegr.html:131:1 (CounterfactualMethodRegr.Rd:81): Warning: <h5> anchor "Usage" already defined
CounterfactualMethodRegr.html:137:1 (CounterfactualMethodRegr.Rd:85): Warning: <h5> anchor "Arguments" already defined
CounterfactualMethodRegr.html:172:1 (CounterfactualMethodRegr.Rd:106): Warning: <h5> anchor "Usage" already defined
CounterfactualMethodRegr.html:178:1 (CounterfactualMethodRegr.Rd:110): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:172:1 (Counterfactuals.Rd:112): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:184:1 (Counterfactuals.Rd:122): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:245:1 (Counterfactuals.Rd:162): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:254:1 (Counterfactuals.Rd:169): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:304:1 (Counterfactuals.Rd:200): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:321:1 (Counterfactuals.Rd:211): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:338:1 (Counterfactuals.Rd:222): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:355:1 (Counterfactuals.Rd:233): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:365:1 (Counterfactuals.Rd:241): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:394:1 (Counterfactuals.Rd:260): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:400:1 (Counterfactuals.Rd:264): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:424:1 (Counterfactuals.Rd:278): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:430:1 (Counterfactuals.Rd:282): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:476:1 (Counterfactuals.Rd:307): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:482:1 (Counterfactuals.Rd:311): Warning: <h5> anchor "Arguments" already defined
Counterfactuals.html:509:1 (Counterfactuals.Rd:328): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:525:1 (Counterfactuals.Rd:338): Warning: <h5> anchor "Usage" already defined
Counterfactuals.html:531:1 (Counterfactuals.Rd:342): Warning: <h5> anchor "Arguments" already defined
MOCClassif.html:272:1 (MOCClassif.Rd:242): Warning: <h5> anchor "Usage" already defined
MOCClassif.html:278:1 (MOCClassif.Rd:246): Warning: <h5> anchor "Arguments" already defined
MOCClassif.html:303:1 (MOCClassif.Rd:261): Warning: <h5> anchor "Usage" already defined
MOCClassif.html:326:1 (MOCClassif.Rd:274): Warning: <h5> anchor "Usage" already defined
MOCClassif.html:332:1 (MOCClassif.Rd:278): Warning: <h5> anchor "Arguments" already defined
MOCClassif.html:357:1 (MOCClassif.Rd:293): Warning: <h5> anchor "Usage" already defined
MOCClassif.html:363:1 (MOCClassif.Rd:297): Warning: <h5> anchor "Arguments" already defined
MOCRegr.html:272:1 (MOCRegr.Rd:239): Warning: <h5> anchor "Usage" already defined
MOCRegr.html:278:1 (MOCRegr.Rd:243): Warning: <h5> anchor "Arguments" already defined
MOCRegr.html:303:1 (MOCRegr.Rd:258): Warning: <h5> anchor "Usage" already defined
MOCRegr.html:326:1 (MOCRegr.Rd:271): Warning: <h5> anchor "Usage" already defined
MOCRegr.html:332:1 (MOCRegr.Rd:275): Warning: <h5> anchor "Arguments" already defined
MOCRegr.html:357:1 (MOCRegr.Rd:290): Warning: <h5> anchor "Usage" already defined
MOCRegr.html:363:1 (MOCRegr.Rd:294): Warning: <h5> anchor "Arguments" already defined
NICEClassif.html:176:1 (NICEClassif.Rd:144): Warning: <h5> anchor "Usage" already defined
NICEClassif.html:182:1 (NICEClassif.Rd:148): Warning: <h5> anchor "Arguments" already defined
NICERegr.html:186:1 (NICERegr.Rd:155): Warning: <h5> anchor "Usage" already defined
NICERegr.html:192:1 (NICERegr.Rd:159): Warning: <h5> anchor "Arguments" already defined
RandomSearchClassif.html:206:1 (RandomSearchClassif.Rd:176): Warning: <h5> anchor "Usage" already defined
RandomSearchClassif.html:212:1 (RandomSearchClassif.Rd:180): Warning: <h5> anchor "Arguments" already defined
RandomSearchClassif.html:239:1 (RandomSearchClassif.Rd:197): Warning: <h5> anchor "Usage" already defined
RandomSearchClassif.html:264:1 (RandomSearchClassif.Rd:212): Warning: <h5> anchor "Usage" already defined
RandomSearchClassif.html:272:1 (RandomSearchClassif.Rd:218): Warning: <h5> anchor "Arguments" already defined
RandomSearchClassif.html:297:1 (RandomSearchClassif.Rd:233): Warning: <h5> anchor "Usage" already defined
RandomSearchClassif.html:303:1 (RandomSearchClassif.Rd:237): Warning: <h5> anchor "Arguments" already defined
RandomSearchRegr.html:206:1 (RandomSearchRegr.Rd:174): Warning: <h5> anchor "Usage" already defined
RandomSearchRegr.html:212:1 (RandomSearchRegr.Rd:178): Warning: <h5> anchor "Arguments" already defined
RandomSearchRegr.html:239:1 (RandomSearchRegr.Rd:195): Warning: <h5> anchor "Usage" already defined
RandomSearchRegr.html:264:1 (RandomSearchRegr.Rd:210): Warning: <h5> anchor "Usage" already defined
RandomSearchRegr.html:270:1 (RandomSearchRegr.Rd:214): Warning: <h5> anchor "Arguments" already defined
RandomSearchRegr.html:295:1 (RandomSearchRegr.Rd:229): Warning: <h5> anchor "Usage" already defined
RandomSearchRegr.html:301:1 (RandomSearchRegr.Rd:233): Warning: <h5> anchor "Arguments" already defined
WhatIfClassif.html:136:1 (WhatIfClassif.Rd:107): Warning: <h5> anchor "Usage" already defined
WhatIfClassif.html:142:1 (WhatIfClassif.Rd:111): Warning: <h5> anchor "Arguments" already defined
WhatIfRegr.html:135:1 (WhatIfRegr.Rd:107): Warning: <h5> anchor "Usage" already defined
WhatIfRegr.html:141:1 (WhatIfRegr.Rd:111): Warning: <h5> anchor "Arguments" already defined
dist_to_interval.html:52:1 (dist_to_interval.Rd:14): Warning: missing </ul> before </div>
eval_distance.html:64:1 (eval_distance.Rd:21): Warning: missing </ul> before </div>
smallest_n_indices.html:52:1 (smallest_n_indices.Rd:14): Warning: missing </ul> before </div>