diff --git a/app/models/modules.py b/app/models/modules.py
index 5abb5340..f05e66a8 100644
--- a/app/models/modules.py
+++ b/app/models/modules.py
@@ -340,6 +340,21 @@ class Module(models.ScoDocModel):
         # Liste seulement les coefs définis:
         return [(c.ue, c.coef) for c in self.get_ue_coefs_sorted()]
 
+    def get_ue_coefs_descr(self) -> str:
+        """Description des coefficients vers les UEs (APC)"""
+        coefs_descr = ", ".join(
+            [
+                f"{ue.acronyme}: {co}"
+                for ue, co in self.ue_coefs_list()
+                if isinstance(co, float) and co > 0
+            ]
+        )
+        if coefs_descr:
+            descr = "Coefs: " + coefs_descr
+        else:
+            descr = "(pas de coefficients) "
+        return descr
+
     def get_codes_apogee(self) -> set[str]:
         """Les codes Apogée (codés en base comme "VRT1,VRT2")"""
         if self.code_apogee:
diff --git a/app/scodoc/sco_formsemestre_status.py b/app/scodoc/sco_formsemestre_status.py
index 0d7686ec..3ac60eeb 100755
--- a/app/scodoc/sco_formsemestre_status.py
+++ b/app/scodoc/sco_formsemestre_status.py
@@ -822,7 +822,7 @@ def _make_listes_sem(formsemestre: FormSemestre) -> str:
                         </div>
                     </div>
                     <div class="sem-groups-assi">
-                        
+
                     """
                 )
                 if can_edit_abs:
@@ -875,7 +875,7 @@ def _make_listes_sem(formsemestre: FormSemestre) -> str:
                                 group_ids=group.id,
                         )}" title="Page en cours de fusion et sera prochainement supprimée. Veuillez utiliser la page `Saisir l'assiduité`">
                         (Saisie différée)</a>
-                        </div>  
+                        </div>
                         """
                     )
 
@@ -1188,17 +1188,7 @@ def formsemestre_tableau_modules(
         mod_descr = "Module " + (mod.titre or "")
         is_apc = mod.is_apc()  # SAE ou ressource
         if is_apc:
-            coef_descr = ", ".join(
-                [
-                    f"{ue.acronyme}: {co}"
-                    for ue, co in mod.ue_coefs_list()
-                    if isinstance(co, float) and co > 0
-                ]
-            )
-            if coef_descr:
-                mod_descr += " Coefs: " + coef_descr
-            else:
-                mod_descr += " (pas de coefficients) "
+            mod_descr += " " + mod.get_ue_coefs_descr()
         else:
             mod_descr += ", coef. " + str(mod.coefficient)
         mod_ens = sco_users.user_info(modimpl.responsable_id)["nomcomplet"]
diff --git a/app/scodoc/sco_moduleimpl_status.py b/app/scodoc/sco_moduleimpl_status.py
index 328bb606..e3175ff8 100644
--- a/app/scodoc/sco_moduleimpl_status.py
+++ b/app/scodoc/sco_moduleimpl_status.py
@@ -146,29 +146,48 @@ def moduleimpl_evaluation_menu(evaluation: Evaluation, nbnotes: int = 0) -> str:
     return htmlutils.make_menu("actions", menu_eval, alone=True)
 
 
-def _ue_coefs_html(coefs_lst) -> str:
+def _ue_coefs_html(modimpl: ModuleImpl) -> str:
     """ """
-    max_coef = max([x[1] for x in coefs_lst]) if coefs_lst else 1.0
-    H = """
+    coefs_lst = modimpl.module.ue_coefs_list()
+    max_coef = max(x[1] for x in coefs_lst) if coefs_lst else 1.0
+    H = f"""
     <div id="modimpl_coefs">
-     <div>Coefficients vers les UE</div>
-    """
-    if coefs_lst:
-        H += (
-            f"""
-     <div class="coefs_histo" style="--max:{max_coef}">
-        """
-            + "\n".join(
-                [
-                    f"""<div style="--coef:{coef};
-                    {'background-color: ' + ue.color + ';' if ue.color else ''}
-                    "><div>{coef}</div>{ue.acronyme}</div>"""
-                    for ue, coef in coefs_lst
-                    if coef > 0
-                ]
+     <div>Coefficients vers les UEs
+        <span><a class="stdlink" href="{
+            url_for(
+                "notes.edit_modules_ue_coefs",
+                scodoc_dept=g.scodoc_dept,
+                formation_id=modimpl.module.formation.id,
+                semestre_idx=modimpl.formsemestre.semestre_id,
             )
-            + "</div>"
+            }">détail</a>
+        </span>
+     </div>
+    """
+
+    if coefs_lst:
+        H += _html_hinton_map(
+            colors=(uc[0].color for uc in coefs_lst),
+            max_val=max_coef,
+            size=36,
+            title=modimpl.module.get_ue_coefs_descr(),
+            values=(uc[1] for uc in coefs_lst),
         )
+    #     (
+    #         f"""
+    #  <div class="coefs_histo" style="--max:{max_coef}">
+    #     """
+    #         + "\n".join(
+    #             [
+    #                 f"""<div style="--coef:{coef};
+    #                 {'background-color: ' + ue.color + ';' if ue.color else ''}
+    #                 "><div>{coef}</div>{ue.acronyme}</div>"""
+    #                 for ue, coef in coefs_lst
+    #                 if coef > 0
+    #             ]
+    #         )
+    #         + "</div>"
+    #     )
     else:
         H += """<div class="missing_value">non définis</div>"""
     H += "</div>"
@@ -265,7 +284,7 @@ def moduleimpl_status(moduleimpl_id=None, partition_id=None):
         H.append(scu.icontag("lock32_img", title="verrouillé"))
     H.append("""</td><td class="fichetitre2">""")
     if modimpl.module.is_apc():
-        H.append(_ue_coefs_html(modimpl.module.ue_coefs_list()))
+        H.append(_ue_coefs_html(modimpl))
     else:
         H.append(
             f"""Coef. dans le semestre: {
@@ -781,27 +800,27 @@ def _ligne_evaluation(
     #
     if etat["nb_notes"] == 0:
         H.append(f"""<tr class="{tr_class}"><td></td>""")
-        if modimpl.module.is_apc():
-            H.append(
-                f"""<td colspan="8" class="eval_poids">{
-                    evaluation.get_ue_poids_str()}</td>"""
-            )
-        else:
-            H.append('<td colspan="8"></td>')
+        # if modimpl.module.is_apc():
+        #     H.append(
+        #         f"""<td colspan="8" class="eval_poids">{
+        #             evaluation.get_ue_poids_str()}</td>"""
+        #     )
+        # else:
+        #     H.append('<td colspan="8"></td>')
         H.append("""</tr>""")
     else:  # il y a deja des notes saisies
         gr_moyennes = etat["gr_moyennes"]
-        first_group = True
+        # first_group = True
         for gr_moyenne in gr_moyennes:
             H.append(f"""<tr class="{tr_class}"><td>&nbsp;</td>""")
-            if first_group and modimpl.module.is_apc():
-                H.append(
-                    f"""<td class="eval_poids" colspan="4">{
-                        evaluation.get_ue_poids_str()}</td>"""
-                )
-            else:
-                H.append("""<td colspan="4"></td>""")
-            first_group = False
+            # if first_group and modimpl.module.is_apc():
+            #     H.append(
+            #         f"""<td class="eval_poids" colspan="4">{
+            #             evaluation.get_ue_poids_str()}</td>"""
+            #     )
+            # else:
+            H.append("""<td colspan="4"></td>""")
+            # first_group = False
             if gr_moyenne["group_name"] is None:
                 name = "Tous"  # tous
             else:
@@ -857,26 +876,47 @@ def _evaluation_poids_html(evaluation: Evaluation, max_poids: float = 0.0) -> st
     ue_poids = evaluation.get_ue_poids_dict(sort=True)  # { ue_id : poids }
     if not ue_poids:
         return ""
-    if max_poids < scu.NOTES_PRECISION:
+    values = [poids * (evaluation.coefficient) for poids in ue_poids.values()]
+    colors = [db.session.get(UniteEns, ue_id).color for ue_id in ue_poids]
+    return _html_hinton_map(
+        classes=("evaluation_poids",),
+        colors=colors,
+        max_val=max_poids,
+        title=f"Poids de l'évaluation vers les UEs: {evaluation.get_ue_poids_str()}",
+        values=values,
+    )
+
+
+def _html_hinton_map(
+    classes=(),
+    colors=(),
+    max_val: float | None = None,
+    size=12,
+    title: str = "",
+    values=(),
+) -> str:
+    """Représente une liste de nombres sous forme de carrés"""
+    if max_val is None:
+        max_val = max(values)
+    if max_val < scu.NOTES_PRECISION:
         return ""
-    H = (
-        """<div class="evaluation_poids">"""
+    return (
+        f"""<div class="hinton_map {" ".join(classes)}"
+        style="--size:{size}px;"
+        title="{title}"
+        data-tooltip>"""
         + "\n".join(
             [
-                f"""<div title="poids vers {ue.acronyme}: {poids:g}">
-                    <div style="--size:{math.sqrt(poids*(evaluation.coefficient)/max_poids*144)}px;
-                        {'background-color: ' + ue.color + ';' if ue.color else ''}
+                f"""<div>
+                    <div style="--boxsize:{size*math.sqrt(value/max_val)}px;
+                        {'background-color: ' + color + ';' if color else ''}
                     "></div>
                 </div>"""
-                for ue, poids in (
-                    (db.session.get(UniteEns, ue_id), poids)
-                    for ue_id, poids in ue_poids.items()
-                )
+                for value, color in zip(values, colors)
             ]
         )
         + "</div>"
     )
-    return H
 
 
 def _html_modimpl_etuds_attente(res: ResultatsSemestre, modimpl: ModuleImpl) -> str:
diff --git a/app/static/css/scodoc.css b/app/static/css/scodoc.css
index d0977f11..0f152235 100644
--- a/app/static/css/scodoc.css
+++ b/app/static/css/scodoc.css
@@ -2096,8 +2096,9 @@ div.evaluation_titre {
   vertical-align: super;
 }
 
+
 /* visualisation poids évaluations */
-.evaluation_poids {
+.hinton_map {
   height: 12px;
   display: inline-flex;
   text-align: center;
@@ -2105,10 +2106,10 @@ div.evaluation_titre {
   margin-left: 4px;
 }
 
-.evaluation_poids>div {
+.hinton_map>div {
   display: inline-flex;
-  height: 12px;
-  width: 12px;
+  height: var(--size);
+  width: var(--size);
   margin-left: 2px;
   margin-right: 2px;
   border: 1px solid rgb(180, 180, 180);
@@ -2116,9 +2117,9 @@ div.evaluation_titre {
   justify-content: center;
 }
 
-.evaluation_poids>div>div {
-  height: var(--size);
-  width: var(--size);
+.hinton_map>div>div {
+  height: var(--boxsize);
+  width: var(--boxsize);
   background: #09c;
 }