UniDip returns empty array

[raquelhortab]

Running it with this list returns an empty array, is this expected?
Shouldn't it return at least one result?

[-1.7321488631490713, -1.7321488631490713, -1.4811330900800335, -1.4811330900800335, -1.3022212430204045, -1.2717876122825453, -1.211729705204752, -1.211729705204752, -1.211729705204752, -1.0643373712891142, -1.0643373712891142, -1.0068300836569808, -1.0068300836569808, -1.0068300836569808, -1.0068300836569808, -0.93488438396035, -0.9240098946317632, -0.9210480479452614, -0.9210480479452614, -0.9169604252707326, -0.910481737919528, -0.910481737919528, -0.910481737919528, -0.8884333993387736, -0.8884333993387736, -0.8774734971225411, -0.8662954695554639, -0.8528953736209124, -0.8347337812492381, -0.8347337812492381, -0.8254311371686884, -0.8254311371686884, -0.8254311371686884, -0.8254311371686884, -0.8254311371686884, -0.8254311371686884, -0.8254311371686884, -0.8254311371686884, -0.8186966057281344, -0.7822676720935519, -0.7732098730652197, -0.7732098730652197, -0.7732098730652197, -0.7732098730652197, -0.7732098730652197, -0.7732098730652197, -0.7732098730652197, -0.7604371692027225, -0.7604371692027225, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.7184651234303354, -0.6562230498767323, -0.6562230498767323, -0.6562230498767323, -0.6562230498767323, -0.6562230498767323, -0.6562230498767323, -0.6562230498767323, -0.6562230498767323, -0.6429924962522777, -0.6429924962522777, -0.6429924962522777, -0.6429924962522777, -0.6429924962522777, -0.6429924962522777, -0.6069943256197385, -0.6069943256197385, -0.6069943256197385, -0.6069943256197385, -0.6069943256197385, -0.6069943256197385, -0.5954041171436801, -0.5431426862261441, -0.5431426862261441, -0.5142420706343538, -0.5142420706343538, -0.5142420706343538, -0.5142420706343538, -0.5142420706343538, -0.5142420706343538, -0.5142420706343538, -0.5142420706343538, -0.4758761151656534, -0.4758761151656534, -0.4597064652077143, -0.4597064652077143, -0.4597064652077143, -0.4480050230671342, -0.4480050230671342, -0.2140861382454502, -0.2140861382454502, -0.2140861382454502, -0.2140861382454502, -0.1588138036471789, -0.1588138036471789, -0.036075132086434536, 0.14230167504323354, 0.5357475959080094, 0.5357475959080094, 0.5716170975364421, 0.5763855126721228, 0.5765579831608809, 0.5765579831608809, 0.5765579831608809, 0.588359377758227, 0.588359377758227, 0.588359377758227, 0.5958301926543572, 0.5958301926543572, 0.5958301926543572, 0.5958301926543572, 0.5958301926543572, 0.5958301926543572, 0.6212950129383263, 0.6212950129383263, 0.6212950129383263, 0.6212950129383263, 0.6212950129383263, 0.6325814867346722, 0.6325814867346722, 0.6325814867346722, 0.6325814867346722, 0.6325814867346722, 0.6389869403409391, 0.6389869403409391, 0.6584198203060039, 0.6584198203060039, 0.6584198203060039, 0.6584198203060039, 0.6584198203060039, 0.6584198203060039, 0.6958291014778762, 0.6958291014778762, 0.6990612564591703, 0.7119598760986781, 0.7119598760986781, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.7211152863447583, 0.725389613191505, 0.725389613191505, 0.725389613191505, 0.725389613191505, 0.725389613191505, 0.725389613191505, 0.814682710085783, 0.814682710085783, 0.814682710085783, 0.8275420646774649, 0.8275420646774649, 0.8275420646774649, 0.8275420646774649, 0.9046055225669343, 0.9046055225669343, 0.9046055225669343, 0.9054035860830063, 0.9054035860830063, 0.9054035860830063, 0.9459602397628304, 0.9459602397628304, 0.9496206931864464, 0.9496206931864464, 0.9496206931864464, 0.9496206931864464, 0.9504804742173372, 0.9504804742173372, 0.9978027326125107, 0.9978027326125107, 0.9978027326125107, 1.0315973696216347, 1.0315973696216347, 1.0315973696216347, 1.0315973696216347, 1.0315973696216347, 1.0646299267140256, 1.1272302726476822, 1.1272302726476822, 1.2532571146831004, 1.2532571146831004, 1.3733262005067424, 1.62906282973043, 1.62906282973043]